{"id":50051,"date":"2023-11-17T13:02:44","date_gmt":"2023-02-24T00:22:35","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8django-rest%e6%a1%86%e6%9e%b6%e5%92%8cangular%e5%88%9b%e5%bb%batodo%e5%ba%94%e7%94%a8\/"},"modified":"2024-05-04T09:31:41","modified_gmt":"2024-05-04T01:31:41","slug":"%e4%bd%bf%e7%94%a8django-rest%e6%a1%86%e6%9e%b6%e5%92%8cangular%e5%88%9b%e5%bb%batodo%e5%ba%94%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8django-rest%e6%a1%86%e6%9e%b6%e5%92%8cangular%e5%88%9b%e5%bb%batodo%e5%ba%94%e7%94%a8\/","title":{"rendered":"\u4f7f\u7528Django REST\u6846\u67b6\u548cAngular\u521b\u5efaTodo\u5e94\u7528"},"content":{"rendered":"<p>\u56e0\u4e3a\u5174\u81f4\u4f7f\u7136\uff0c\u6211\u5c1d\u8bd5\u4f7f\u7528Django REST Framework\u6765\u6784\u5efaAPI\uff0c\u5e76\u4f7f\u7528Angular2\u6765\u5229\u7528\u8be5API\uff0c\u521b\u5efa\u4e86\u4e00\u4e2aTodo\u5e94\u7528\u7a0b\u5e8f\uff0c\u4e0b\u9762\u662f\u4e00\u4e9b\u7b14\u8bb0\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"todo_django_angular.gif\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8e71913a08637a6d58bb\/1-0.gif\" alt=\"todo_django_angular.gif\" \/><\/div>\n<h1>\u73af\u5883 &#8211;<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">python 3.6.0<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">node 7.5.0<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">npm 4.1.2<\/ul>\n<h1>Django<\/h1>\n<h2>Django\u7684\u5b89\u88c5\u914d\u7f6e<\/h2>\n<h3>\u9700\u8981\u5b89\u88c5\u5fc5\u8981\u7684\u5e93<\/h3>\n<pre class=\"post-pre\"><code>$ pip install django\r\n$ pip install djangorestframework\r\n$ pip install django-filter\r\n$ pip install django-cors-headers\r\n<\/code><\/pre>\n<h3>\u521b\u5efa\u9879\u76ee<\/h3>\n<pre class=\"post-pre\"><code>$ django-admin startproject django_app\r\n<\/code><\/pre>\n<h3>\u521b\u5efa\u5e94\u7528\u7a0b\u5e8f<\/h3>\n<pre class=\"post-pre\"><code>$ cd django_app\r\n$ python manage.py startapp to_do\r\n<\/code><\/pre>\n<h3>\u521b\u5efa\u6a21\u578b<\/h3>\n<p>\u7528\u53ea\u5305\u542b\u6807\u9898\u548c\u521b\u5efa\u65f6\u95f4\u7684\u6a21\u578b\u7b80\u5355\u8fdb\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.db<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">models<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">Todo<\/span><span class=\"p\">(<\/span><span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">Model<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">title<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">CharField<\/span><span class=\"p\">(<\/span><span class=\"n\">max_length<\/span><span class=\"o\">=<\/span><span class=\"mi\">140<\/span><span class=\"p\">,<\/span> <span class=\"n\">blank<\/span><span class=\"o\">=<\/span><span class=\"bp\">False<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">created_at<\/span> <span class=\"o\">=<\/span> <span class=\"n\">models<\/span><span class=\"p\">.<\/span><span class=\"n\">DateTimeField<\/span><span class=\"p\">(<\/span><span class=\"n\">auto_now_add<\/span><span class=\"o\">=<\/span><span class=\"bp\">True<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">__str__<\/span><span class=\"p\">(<\/span><span class=\"bp\">self<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"bp\">self<\/span><span class=\"p\">.<\/span><span class=\"n\">title<\/span>\r\n<\/code><\/pre>\n<h3>\u5c06\u5e94\u7528\u7a0b\u5e8f\u53cd\u6620\u5230settings.py\u4e2d\u3002<\/h3>\n<pre class=\"post-pre\"><code><span class=\"n\">INSTALLED_APPS<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'django.contrib.admin'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.auth'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.contenttypes'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.sessions'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.messages'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.staticfiles'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'to_do'<\/span><span class=\"p\">,<\/span> <span class=\"c1\"># \u8ffd\u52a0\r\n<\/span><span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<h3>\u79fb\u6c11\uff08\uff09<\/h3>\n<pre class=\"post-pre\"><code>$ python manage.py makemigrations\r\n$ python manage.py migrate\r\n<\/code><\/pre>\n<p>\u4f7f\u7528SQLite\u8fd9\u4e2a\u65e0\u9700\u51c6\u5907\u7684\u6570\u636e\u5e93\u3002<\/p>\n<h3>\u521b\u5efa\u7ba1\u7406\u5458\u7528\u6237<\/h3>\n<pre class=\"post-pre\"><code>$ python manage.py createsuperuser\r\n<\/code><\/pre>\n<p>\u968f\u610f\u8bbe\u7f6e\u7528\u6237\u540d\u3001\u7535\u5b50\u90ae\u4ef6\u3001\u5bc6\u7801\u3002<\/p>\n<h3>\u7ba1\u7406\u5458\u7f51\u7ad9\u7684\u8bbe\u7f6e\u3002<\/h3>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.contrib<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">admin<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Todo<\/span>\r\n\r\n<span class=\"o\">@<\/span><span class=\"n\">admin<\/span><span class=\"p\">.<\/span><span class=\"n\">register<\/span><span class=\"p\">(<\/span><span class=\"n\">Todo<\/span><span class=\"p\">)<\/span>\r\n<span class=\"k\">class<\/span> <span class=\"nc\">Todo<\/span><span class=\"p\">(<\/span><span class=\"n\">admin<\/span><span class=\"p\">.<\/span><span class=\"n\">ModelAdmin<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"k\">pass<\/span>\r\n<\/code><\/pre>\n<h3>\u7ba1\u7406\u5458\u7f51\u7ad9\u7684\u786e\u8ba4<\/h3>\n<pre class=\"post-pre\"><code>python manage.py runserver\r\n<\/code><\/pre>\n<p>\u8bd5\u7740\u8bbf\u95ee\u5e76\u767b\u5f55\u5230 http:\/\/localhost:8000\/admin\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8e71913a08637a6d58bb\/28-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2017-05-01 16.11.01.png\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8e71913a08637a6d58bb\/29-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2017-05-01 16.11.43.png\" \/><\/div>\n<p>\u8ba9\u6211\u4eec\u4eceTodos\u7684&#8221;Add&#8221;\u5904\u968f\u610f\u6ce8\u518c\u4e00\u4e9b\u5f85\u529e\u4e8b\u9879\u3002<\/p>\n<h2>\u8fdb\u884cDjango REST Framework\u7684\u914d\u7f6e\u5e76\u5b9e\u73b0API\u3002<\/h2>\n<h3>\u52a0\u8f7dREST\u6846\u67b6<\/h3>\n<pre class=\"post-pre\"><code><span class=\"n\">INSTALLED_APPS<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'django.contrib.admin'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.auth'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.contenttypes'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.sessions'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.messages'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.staticfiles'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'to_do'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'rest_framework'<\/span><span class=\"p\">,<\/span> <span class=\"c1\">#\u8ffd\u8a18\r\n<\/span><span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<h3>\u5e8f\u5217\u5316\u5668\u7684\u5b9a\u4e49<\/h3>\n<p>\u5728django_app\/to_do\u4e2d\u521b\u5efaserializer.py \u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">rest_framework<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">serializers<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Todo<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">TodoSerializer<\/span><span class=\"p\">(<\/span><span class=\"n\">serializers<\/span><span class=\"p\">.<\/span><span class=\"n\">ModelSerializer<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"k\">class<\/span> <span class=\"nc\">Meta<\/span><span class=\"p\">:<\/span>\r\n        <span class=\"n\">model<\/span> <span class=\"o\">=<\/span> <span class=\"n\">Todo<\/span>\r\n        <span class=\"n\">fields<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"s\">'id'<\/span><span class=\"p\">,<\/span> <span class=\"s\">'title'<\/span><span class=\"p\">,<\/span> <span class=\"s\">'created_at'<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h3>\u89c6\u56fe\u7684\u5b9a\u4e49<\/h3>\n<p>\u7f16\u8f91 Django \u5e94\u7528\u4e2d\u7684 to_do\/views.py \u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.shortcuts<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">render<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">django_filters<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">rest_framework<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">viewsets<\/span><span class=\"p\">,<\/span> <span class=\"n\">filters<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">.models<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">Todo<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">.serializer<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">TodoSerializer<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">rest_framework.decorators<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">api_view<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">TodoViewSet<\/span><span class=\"p\">(<\/span><span class=\"n\">viewsets<\/span><span class=\"p\">.<\/span><span class=\"n\">ModelViewSet<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">queryset<\/span> <span class=\"o\">=<\/span> <span class=\"n\">Todo<\/span><span class=\"p\">.<\/span><span class=\"n\">objects<\/span><span class=\"p\">.<\/span><span class=\"nb\">all<\/span><span class=\"p\">().<\/span><span class=\"n\">order_by<\/span><span class=\"p\">(<\/span><span class=\"s\">'-created_at'<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">serializer_class<\/span> <span class=\"o\">=<\/span> <span class=\"n\">TodoSerializer<\/span>\r\n<\/code><\/pre>\n<h3>URL\u6a21\u5f0f\u7684\u5b9a\u4e49\u3002<\/h3>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.conf.urls<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">url<\/span><span class=\"p\">,<\/span> <span class=\"n\">include<\/span> <span class=\"o\">\/\/<\/span><span class=\"n\">include\u3092\u8ffd\u8a18<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">django.contrib<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">admin<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">to_do.urls<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">router<\/span> <span class=\"k\">as<\/span> <span class=\"n\">to_do_router<\/span><span class=\"err\">\u3000<\/span><span class=\"o\">\/\/<\/span><span class=\"n\">\u8ffd\u8a18<\/span>\r\n\r\n<span class=\"n\">urlpatterns<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"n\">url<\/span><span class=\"p\">(<\/span><span class=\"sa\">r<\/span><span class=\"s\">'^admin\/'<\/span><span class=\"p\">,<\/span> <span class=\"n\">admin<\/span><span class=\"p\">.<\/span><span class=\"n\">site<\/span><span class=\"p\">.<\/span><span class=\"n\">urls<\/span><span class=\"p\">),<\/span>\r\n    <span class=\"n\">url<\/span><span class=\"p\">(<\/span><span class=\"sa\">r<\/span><span class=\"s\">'^api\/'<\/span><span class=\"p\">,<\/span> <span class=\"n\">include<\/span><span class=\"p\">(<\/span><span class=\"n\">to_do_router<\/span><span class=\"p\">.<\/span><span class=\"n\">urls<\/span><span class=\"p\">)),<\/span> <span class=\"o\">\/\/<\/span><span class=\"n\">\u8ffd\u8a18<\/span>\r\n<span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u5e94\u7528\u7a0b\u5e8f\u7684urls.py\u6700\u521d\u6ca1\u6709\u521b\u5efa\uff0c\u56e0\u6b64\u9700\u8981\u521b\u5efa\u5b83\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">rest_framework<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">routers<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">.views<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">TodoViewSet<\/span>\r\n\r\n<span class=\"n\">router<\/span> <span class=\"o\">=<\/span> <span class=\"n\">routers<\/span><span class=\"p\">.<\/span><span class=\"n\">DefaultRouter<\/span><span class=\"p\">()<\/span>\r\n<span class=\"n\">router<\/span><span class=\"p\">.<\/span><span class=\"n\">register<\/span><span class=\"p\">(<\/span><span class=\"sa\">r<\/span><span class=\"s\">'todo'<\/span><span class=\"p\">,<\/span> <span class=\"n\">TodoViewSet<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h3>API\u64cd\u4f5c\u786e\u8ba4<\/h3>\n<pre class=\"post-pre\"><code>$ python manage.py runserver\r\n<\/code><\/pre>\n<p>\u8bbf\u95ee http:\/\/localhost:8000\/api<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2017-05-01 15.13.38.png\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8e71913a08637a6d58bb\/47-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2017-05-01 15.13.38.png\" \/><\/div>\n<h2>XMLHTML\u7684\u6743\u9650\u8bbe\u7f6e<\/h2>\n<p>\u4e3a\u4e86\u4eceAngular\u8bbf\u95ee\u9884\u5148\u8bbe\u5b9a\u597d\u7684API\uff0c\u6211\u4eec\u5c06\u5728settings.py\u4e2d\u8fdb\u884c\u76f8\u5e94\u7684\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">INSTALLED_APPS<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'django.contrib.admin'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.auth'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.contenttypes'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.sessions'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.messages'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.staticfiles'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'to_do'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'rest_framework'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'corsheaders'<\/span><span class=\"p\">,<\/span><span class=\"err\">\u3000<\/span><span class=\"o\">\/\/<\/span><span class=\"n\">\u8ffd\u8a18<\/span>\r\n<span class=\"p\">]<\/span>\r\n\r\n<span class=\"n\">MIDDLEWARE<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'django.middleware.security.SecurityMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.sessions.middleware.SessionMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.middleware.common.CommonMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.middleware.csrf.CsrfViewMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.auth.middleware.AuthenticationMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.messages.middleware.MessageMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.middleware.clickjacking.XFrameOptionsMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.middleware.locale.LocaleMiddleware'<\/span><span class=\"p\">,<\/span> <span class=\"o\">\/\/<\/span><span class=\"n\">\u8ffd\u8a18<\/span>\r\n    <span class=\"s\">'corsheaders.middleware.CorsMiddleware'<\/span><span class=\"p\">,<\/span> <span class=\"o\">\/\/<\/span><span class=\"n\">\u8ffd\u8a18<\/span>\r\n<span class=\"p\">]<\/span>\r\n\r\n<span class=\"err\">\u301c<\/span><span class=\"n\">\u4e2d\u7565<\/span><span class=\"err\">\u301c<\/span>\r\n\r\n<span class=\"o\">\/\/<\/span> <span class=\"n\">\u8ffd\u8a18<\/span>\r\n<span class=\"n\">CORS_ALLOW_CREDENTIALS<\/span> <span class=\"o\">=<\/span> <span class=\"bp\">True<\/span>\r\n<span class=\"n\">CORS_ORIGIN_ALLOW_ALL<\/span> <span class=\"o\">=<\/span> <span class=\"bp\">True<\/span>\r\n<\/code><\/pre>\n<h1>\u89d2\u5ea6<\/h1>\n<h2>\u5b89\u88c5Angular CLI<\/h2>\n<pre class=\"post-pre\"><code>$ npm install -g @angular\/cli\r\n<\/code><\/pre>\n<h2>Angular\u7684\u5b89\u88c5\u914d\u7f6e<\/h2>\n<h3>\u521b\u5efa\u9879\u76ee<\/h3>\n<pre class=\"post-pre\"><code>$ ng new ng2app\r\n<\/code><\/pre>\n<p>\u7a0d\u7b49\u4e00\u4e0b\u3002<\/p>\n<h3>\u5efa\u9020<\/h3>\n<pre class=\"post-pre\"><code>$ cd ng2app\r\n$ ng build\r\n<\/code><\/pre>\n<h3>\u786e\u8ba4\u884c\u52a8<\/h3>\n<pre class=\"post-pre\"><code>$ ng serve\r\n<\/code><\/pre>\n<p>\u8bf7\u5c1d\u8bd5\u8bbf\u95ee http:\/\/localhost:4200<br \/>\n\u5e94\u8be5\u4f1a\u51fa\u73b0\u4e00\u4e2a\u663e\u793a\u201capp works\uff01\u201d\u7684\u9875\u9762\u3002<\/p>\n<h2>\u663e\u793aTodo\u5217\u8868<\/h2>\n<p>\u9996\u5148\uff0c\u5b9e\u73b0\u901a\u8fc7Django REST Framework\u751f\u6210\u7684API\u83b7\u53d6\u5e76\u663e\u793a\u7684\u529f\u80fd\u3002<\/p>\n<h3>\u6a21\u578b\u7684\u5b9a\u4e49\u3002\uff08\u6a21\u578b\u7684\u5b9a\u4e49\uff09<\/h3>\n<p>\u5728\/ng2app\/src\/app\u7684\u8def\u5f84\u4e0b\u521b\u5efa\u4e00\u4e2a\u540d\u4e3amodels\u7684\u6587\u4ef6\u5939\uff0c<br \/>\n\u5728\u8be5\u6587\u4ef6\u5939\u4e2d\u521b\u5efa\u4e00\u4e2a\u540d\u4e3atodo.model.ts\u7684\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nx\">Todo<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">id<\/span><span class=\"p\">:<\/span> <span class=\"kr\">number<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"nl\">title<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5728Django\u7684\u6a21\u578b\u4e2d\u5b9a\u4e49\u4e86created_at\uff0c\u4f46\u5728\u524d\u7aef\u4e2d\u4e0d\u9700\u8981\uff0c\u6240\u4ee5\u53ea\u9700\u8981\u5b9a\u4e49id\u548ctitle\u3002<\/p>\n<h3>\u521b\u5efa\u670d\u52a1<\/h3>\n<p>\u5728\/ng2app\/src\/app\u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2a\u540d\u4e3aservices\u7684\u6587\u4ef6\u5939\uff0c\u5728\u8be5\u6587\u4ef6\u5939\u4e2d\u521b\u5efa\u4e00\u4e2a\u540d\u4e3atodo.service.ts\u7684\u6587\u4ef6\u3002<\/p>\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u5b9e\u73b0\u83b7\u53d6API\u5e76\u4f20\u9012\u6570\u636e\u7684\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Injectable<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">@angular\/core<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Http<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Headers<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/http<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">rxjs\/add\/operator\/toPromise<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Todo<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">..\/models\/todo.model<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n\r\n<span class=\"p\">@<\/span><span class=\"nd\">Injectable<\/span><span class=\"p\">()<\/span>\r\n<span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nx\">TodoService<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">todo<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">[]<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[];<\/span>\r\n  <span class=\"k\">private<\/span> <span class=\"nx\">Url<\/span> <span class=\"o\">=<\/span> <span class=\"s2\">`http:\/\/127.0.0.1:8000\/api\/todo\/`<\/span>\r\n  <span class=\"k\">private<\/span> <span class=\"nx\">headers<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">Headers<\/span><span class=\"p\">({<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Content-Type<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">application\/json<\/span><span class=\"dl\">'<\/span><span class=\"p\">});<\/span>\r\n\r\n  <span class=\"kd\">constructor<\/span><span class=\"p\">(<\/span>\r\n    <span class=\"k\">private<\/span> <span class=\"nx\">http<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Http<\/span>\r\n  <span class=\"p\">){}<\/span>\r\n\r\n  <span class=\"c1\">\/\/ \u5168\u3066\u306etodo\u3092GET\u3059\u308b<\/span>\r\n  <span class=\"nx\">getAllTodo<\/span><span class=\"p\">():<\/span> <span class=\"nb\">Promise<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Todo<\/span><span class=\"p\">[]<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">http<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"kd\">get<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">Url<\/span><span class=\"p\">)<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">toPromise<\/span><span class=\"p\">()<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(<\/span><span class=\"nx\">response<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">response<\/span><span class=\"p\">.<\/span><span class=\"nx\">json<\/span><span class=\"p\">()<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">[])<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"k\">catch<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">handleError<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u521b\u5efa\u7ec4\u4ef6<\/h3>\n<p>\u5728\/ng2app\/src\/app\u7684\u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2a\u540d\u4e3acomponents\u7684\u6587\u4ef6\u5939\uff0c<br \/>\n\u5728\u5176\u4e2d\u521b\u5efa\u4e00\u4e2a\u540d\u4e3atodo-list.component.ts\u7684\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Component<\/span><span class=\"p\">,<\/span><span class=\"nx\">Input<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/core<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Router<\/span><span class=\"p\">,<\/span> <span class=\"nx\">ActivatedRoute<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Params<\/span> <span class=\"p\">}<\/span>   <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/router<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">TodoService<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">..\/services\/todo.service<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Todo<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">..\/models\/todo.model<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"p\">@<\/span><span class=\"nd\">Component<\/span><span class=\"p\">({<\/span>\r\n  <span class=\"na\">selector<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">todo-list<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"na\">templateUrl<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">..\/templates\/todo-list.component.html<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"na\">styleUrls<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"dl\">'<\/span><span class=\"s1\">..\/static\/todo-list.component.css<\/span><span class=\"dl\">'<\/span><span class=\"p\">]<\/span>\r\n<span class=\"p\">})<\/span>\r\n<span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nx\">TodoListComponent<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">todos<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">[]<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[];<\/span>\r\n\r\n  <span class=\"kd\">constructor<\/span><span class=\"p\">(<\/span>\r\n    <span class=\"k\">private<\/span> <span class=\"nx\">todoService<\/span><span class=\"p\">:<\/span> <span class=\"nx\">TodoService<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"p\">){}<\/span>\r\n  <span class=\"nx\">ngOnInit<\/span><span class=\"p\">():<\/span> <span class=\"k\">void<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">todoService<\/span><span class=\"p\">.<\/span><span class=\"nx\">getAllTodo<\/span><span class=\"p\">()<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(<\/span><span class=\"nx\">todos<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">todos<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">todos<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u521b\u5efaHTML\u6587\u4ef6<\/h3>\n<p>\u5728\/ng2app\/src\/app\u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2a\u540d\u4e3atemplates\u7684\u6587\u4ef6\u5939\uff0c\u7136\u540e\u5728\u8be5\u6587\u4ef6\u5939\u4e2d\u521b\u5efatodo-list.component.html\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"container\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"todo-list row\"<\/span><span class=\"nt\">&gt;<\/span>\r\n      <span class=\"nt\">&lt;div<\/span> <span class=\"na\">*ngFor=<\/span><span class=\"s\">\"let todo of todos\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n         <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel panel-default\"<\/span><span class=\"nt\">&gt;<\/span>\r\n            <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel-body\"<\/span><span class=\"nt\">&gt;<\/span>\r\n              <span class=\"nt\">&lt;span<\/span> <span class=\"na\">from=<\/span><span class=\"s\">\"name\"<\/span><span class=\"nt\">&gt;<\/span>{{todo.title}}<span class=\"nt\">&lt;\/span&gt;<\/span>\r\n          <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<\/code><\/pre>\n<h3>\u8bbe\u7f6e\u8def\u7531<\/h3>\n<p>\u5728\/ng2app\/src\/app\u4e2d\u521b\u5efaapp-routing.module.ts\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">NgModule<\/span> <span class=\"p\">}<\/span>             <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/core<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">RouterModule<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Routes<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/router<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">TodoListComponent<\/span> <span class=\"p\">}<\/span>    <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/components\/todo-list.component<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">routes<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Routes<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n  <span class=\"p\">{<\/span> <span class=\"na\">path<\/span><span class=\"p\">:<\/span> <span class=\"dl\">''<\/span><span class=\"p\">,<\/span>  <span class=\"na\">component<\/span><span class=\"p\">:<\/span> <span class=\"nx\">TodoListComponent<\/span> <span class=\"p\">}<\/span>\r\n<span class=\"p\">];<\/span>\r\n<span class=\"p\">@<\/span><span class=\"nd\">NgModule<\/span><span class=\"p\">({<\/span>\r\n  <span class=\"na\">imports<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span> <span class=\"nx\">RouterModule<\/span><span class=\"p\">.<\/span><span class=\"nx\">forRoot<\/span><span class=\"p\">(<\/span><span class=\"nx\">routes<\/span><span class=\"p\">)<\/span> <span class=\"p\">],<\/span>\r\n  <span class=\"na\">exports<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span> <span class=\"nx\">RouterModule<\/span> <span class=\"p\">]<\/span>\r\n<span class=\"p\">})<\/span>\r\n<span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nx\">AppRoutingModule<\/span> <span class=\"p\">{}<\/span>\r\n<\/code><\/pre>\n<p>\u5f53\u6709\u8bbf\u95ee http:\/\/localhost:4200 \u65f6\uff0c\u8ba9\u5b83\u53bb\u67e5\u770b TodoListComponent\u3002<\/p>\n<h3>\u7f16\u8f91app.component<\/h3>\n<p>\u8bf7\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u4fee\u6539 \/ng2app\/src\/app\/app.component.ts \u6587\u4ef6<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Component<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/core<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"p\">@<\/span><span class=\"nd\">Component<\/span><span class=\"p\">({<\/span>\r\n  <span class=\"na\">selector<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">app-root<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"na\">template<\/span><span class=\"p\">:<\/span> <span class=\"s2\">`\r\n    &lt;h1 class=\"text-center\"&gt;\r\n      &lt;span class=\"title\"&gt;{{ title }}&lt;\/span&gt;\r\n      &lt;p class=\"sub-title\"&gt;{{ subtitle }}&lt;\/p&gt;\r\n    &lt;\/h1&gt;\r\n    &lt;router-outlet&gt;&lt;\/router-outlet&gt;\r\n    `<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"na\">styles<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">.title { color: #ee6e73;}<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"dl\">'<\/span><span class=\"s1\">.sub-title { font-size: small; }<\/span><span class=\"dl\">'<\/span>\r\n  <span class=\"p\">],<\/span>\r\n<span class=\"p\">})<\/span>\r\n<span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nx\">AppComponent<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">title<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">Simple Todo<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"nx\">subtitle<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">Angular2 + Django Rest Framework<\/span><span class=\"dl\">'<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u52a0\u8f7d\u5404\u79cd\u6a21\u5757<\/h3>\n<p>\u7f16\u8f91\/ng2app\/src\/app\/app.module.ts<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">BrowserModule<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/platform-browser<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">NgModule<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/core<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">FormsModule<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/forms<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">HttpModule<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@angular\/http<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">AppRoutingModule<\/span> <span class=\"p\">}<\/span>   <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/app-routing.module<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">AppComponent<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/app.component<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">TodoListComponent<\/span> <span class=\"p\">}<\/span>      <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/components\/todo-list.component<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">TodoService<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/services\/todo.service<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"p\">@<\/span><span class=\"nd\">NgModule<\/span><span class=\"p\">({<\/span>\r\n  <span class=\"na\">declarations<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"nx\">AppComponent<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">TodoListComponent<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"p\">],<\/span>\r\n  <span class=\"na\">imports<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"nx\">BrowserModule<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">FormsModule<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">HttpModule<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">AppRoutingModule<\/span>\r\n  <span class=\"p\">],<\/span>\r\n  <span class=\"na\">providers<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"nx\">TodoService<\/span><span class=\"p\">],<\/span>\r\n  <span class=\"na\">bootstrap<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"nx\">AppComponent<\/span><span class=\"p\">]<\/span>\r\n<span class=\"p\">})<\/span>\r\n<span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nx\">AppModule<\/span> <span class=\"p\">{<\/span> <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>CSS\u6587\u4ef6\u7684\u5e03\u5c40\u4f4d\u7f6e<\/h3>\n<p>\u5728\/ng2app\/src\/app\u4e2d\u521b\u5efa\u4e00\u4e2a\u540d\u4e3astatic\u7684\u6587\u4ef6\u5939<br \/>\n\u521b\u5efatodo-list.component.css\u6587\u4ef6<br \/>\n\u6682\u65f6\u6309\u7167\u4e0b\u5217\u5185\u5bb9\u8fdb\u884c\u7f16\u5199<\/p>\n<pre class=\"post-pre\"><code><span class=\"nc\">.todo-list<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">padding-top<\/span><span class=\"p\">:<\/span> <span class=\"m\">10px<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"nc\">.todo<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">min-height<\/span><span class=\"p\">:<\/span> <span class=\"m\">130px<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nc\">.btn-circle<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">width<\/span><span class=\"p\">:<\/span> <span class=\"m\">30px<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"nl\">height<\/span><span class=\"p\">:<\/span> <span class=\"m\">30px<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"nl\">text-align<\/span><span class=\"p\">:<\/span> <span class=\"nb\">center<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"nl\">padding<\/span><span class=\"p\">:<\/span> <span class=\"m\">6px<\/span> <span class=\"m\">0<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"nl\">font-size<\/span><span class=\"p\">:<\/span> <span class=\"m\">12px<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"nl\">line-height<\/span><span class=\"p\">:<\/span> <span class=\"m\">1.428571429<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"nl\">border-radius<\/span><span class=\"p\">:<\/span> <span class=\"m\">15px<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nc\">.add-todo<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">margin-top<\/span><span class=\"p\">:<\/span> <span class=\"m\">10px<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u5b89\u88c5 bootstrap \u6a21\u5757<\/h3>\n<p>\u6267\u884c\u4e0b\u9762\u7684\u6307\u4ee4<\/p>\n<pre class=\"post-pre\"><code>$ npm install --save bootstrap ng2-bootstrap\r\n<\/code><\/pre>\n<p>\u8bf7\u6ce8\u610f\uff0c\u8981\u7f16\u8f91\/ng2app\/.angular-cli.json\uff08\u8fd9\u662f\u4e00\u4e2a\u9690\u85cf\u6587\u4ef6\uff09\u4e2d\u7684styles\u90e8\u5206\u3002<\/p>\n<pre class=\"post-pre\"><code>\"styles\": [\r\n        \"styles.css\",\r\n        \"..\/node_modules\/bootstrap\/dist\/css\/bootstrap.css\", \/\/\u8ffd\u8a18\r\n      ],\r\n<\/code><\/pre>\n<h3>\u786e\u8ba4\u884c\u52a8<\/h3>\n<p>\u7528\u4ee5\u4e0b\u6307\u4ee4\u542f\u52a8\u5e94\u7528\u7a0b\u5e8f<\/p>\n<pre class=\"post-pre\"><code>$ ng serve\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8e71913a08637a6d58bb\/100-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2017-05-01 16.57.51.png\" \/><\/div>\n<h2>\u6211\u9700\u8981\u6dfb\u52a0\u4e00\u4e2a\u529f\u80fd\u6765\u521b\u5efa\u65b0\u7684Todo\u3002<\/h2>\n<h3>\u670d\u52a1\u7684\u7f16\u8f91<\/h3>\n<p>\u5728todo.service.ts\u6587\u4ef6\u7684TodoService\u7c7b\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"c1\">\/\/ \u8ffd\u52a0\u6642\u306e\u6319\u52d5<\/span>\r\n  <span class=\"nx\">create<\/span><span class=\"p\">(<\/span><span class=\"nx\">todo<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">):<\/span> <span class=\"nb\">Promise<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Todo<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">http<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">post<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">Url<\/span><span class=\"p\">,<\/span> <span class=\"nx\">JSON<\/span><span class=\"p\">.<\/span><span class=\"nx\">stringify<\/span><span class=\"p\">(<\/span><span class=\"nx\">todo<\/span><span class=\"p\">),<\/span> <span class=\"p\">{<\/span><span class=\"na\">headers<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">headers<\/span><span class=\"p\">})<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">toPromise<\/span><span class=\"p\">()<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(<\/span><span class=\"nx\">res<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">res<\/span><span class=\"p\">.<\/span><span class=\"nx\">json<\/span><span class=\"p\">())<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"k\">catch<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">handleError<\/span><span class=\"p\">);<\/span>\r\n<span class=\"err\">\u3000<\/span><span class=\"p\">}<\/span>\r\n<span class=\"err\">\u3000<\/span>\r\n  <span class=\"c1\">\/\/ \u8ffd\u52a0\u3055\u308c\u305f\u6700\u65b0\u306etodo\u3092\u4e00\u4ef6\u53d6\u5f97\u3059\u308b<\/span>\r\n  <span class=\"nx\">getNewTodo<\/span><span class=\"p\">():<\/span> <span class=\"nb\">Promise<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Todo<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">http<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"kd\">get<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">Url<\/span><span class=\"o\">+<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">?limit=1<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">toPromise<\/span><span class=\"p\">()<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(<\/span><span class=\"nx\">res<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">res<\/span><span class=\"p\">.<\/span><span class=\"nx\">json<\/span><span class=\"p\">().<\/span><span class=\"nx\">results<\/span><span class=\"p\">)<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"k\">catch<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">handleError<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"p\">}<\/span><span class=\"err\">\u3000<\/span>\r\n<\/code><\/pre>\n<h3>\u7de8\u8f2f\u5143\u4ef6<\/h3>\n<p>\u5728todo.component.ts\u6587\u4ef6\u7684TodoListComponent\u7ec4\u4ef6\u5185\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nx\">TodoListComponent<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">todos<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">[]<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[];<\/span> \r\n  <span class=\"nl\">newtodos<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">[]<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[];<\/span> <span class=\"c1\">\/\/\u8ffd\u8a18<\/span>\r\n  <span class=\"p\">@<\/span><span class=\"nd\">Input<\/span><span class=\"p\">()<\/span> <span class=\"nx\">todo<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Todo<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">();<\/span> <span class=\"c1\">\/\/\u8ffd\u8a18<\/span>\r\n\r\n  <span class=\"err\">\u301c<\/span><span class=\"nx\">\u4e2d\u7565<\/span><span class=\"err\">\u301c<\/span>\r\n\r\n  <span class=\"c1\">\/\/ \u4fdd\u5b58\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u305f\u6642\u306e\u6319\u52d5<\/span>\r\n  <span class=\"nx\">save<\/span><span class=\"p\">():<\/span> <span class=\"k\">void<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">todoService<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">create<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">todo<\/span><span class=\"p\">)<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">getNewTodo<\/span><span class=\"p\">()});<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">todo<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"c1\">\/\/ \u6700\u65b0\u306e\u4e00\u4ef6\u3092\u547c\u3073\u51fa\u3059\u6319\u52d5<\/span>\r\n  <span class=\"nx\">getNewTodo<\/span><span class=\"p\">():<\/span> <span class=\"k\">void<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">todoService<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">getNewTodo<\/span><span class=\"p\">()<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(<\/span><span class=\"nx\">res<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">pushData<\/span><span class=\"p\">(<\/span><span class=\"nx\">res<\/span><span class=\"p\">)});<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"c1\">\/\/ html\u306b\u6e21\u3059newtodos\u306b\u30c7\u30fc\u30bf\u3092push\u3059\u308b<\/span>\r\n  <span class=\"nx\">pushData<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">):<\/span> <span class=\"k\">void<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">newtodos<\/span><span class=\"p\">.<\/span><span class=\"nx\">unshift<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5f53\u6dfb\u52a0\u65b0\u7684\u5f85\u529e\u4e8b\u9879\u65f6\uff0c\u901a\u8fc7save()\u51fd\u6570\u6267\u884cTodoService\u4e2d\u7684create\u51fd\u6570\uff0c\u5c06\u65b0\u7684\u5f85\u529e\u4e8b\u9879\u8fdb\u884cPOST\u8bf7\u6c42\u3002<br \/>\n\u7136\u540e\uff0c\u901a\u8fc7getNewTodo()\u51fd\u6570\u6267\u884cTodoService\u4e2d\u7684getNewTodo\u51fd\u6570\uff0c\u83b7\u53d6\u6700\u65b0\u7684\u4e00\u4ef6\u5f85\u529e\u4e8b\u9879\uff08\u5373\u5df2\u8fdb\u884cPOST\u8bf7\u6c42\u7684\u5f85\u529e\u4e8b\u9879\uff09\u3002<br \/>\n\u5c06\u83b7\u53d6\u7684\u4e00\u4ef6\u5f85\u529e\u4e8b\u9879\u901a\u8fc7pushData()\u51fd\u6570\u5b58\u50a8\u5230newtodos\u4e2d\uff0c\u5b8c\u6210\u6574\u4e2a\u64cd\u4f5c\u3002<\/p>\n<h3>HTML\u7684\u7f16\u8f91<\/h3>\n<p>\u7f16\u8f91 todo-list.component.html<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"container\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"c\">&lt;!-- \u3000\u3053\u3053\u304b\u3089\u3000--&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"center\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"row\"<\/span><span class=\"nt\">&gt;<\/span>\r\n      <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;input<\/span> <span class=\"na\">[(ngModel)]=<\/span><span class=\"s\">\"todo.title\"<\/span>\r\n          <span class=\"na\">id=<\/span><span class=\"s\">\"input_text\"<\/span>\r\n          <span class=\"na\">type=<\/span><span class=\"s\">\"text\"<\/span>\r\n          <span class=\"na\">length=<\/span><span class=\"s\">\"140\"<\/span>\r\n          <span class=\"na\">class=<\/span><span class=\"s\">\"form-control add-todo\"<\/span>\r\n          <span class=\"na\">placeholder=<\/span><span class=\"s\">\"add-todo\"<\/span>\r\n          <span class=\"na\">(keydown.enter)=<\/span><span class=\"s\">\"save()\"<\/span>\r\n        <span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;button<\/span> <span class=\"na\">(click)=<\/span><span class=\"s\">\"save()\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"btn btn-success pull-right add-todo\"<\/span><span class=\"nt\">&gt;<\/span>Add<span class=\"nt\">&lt;\/button&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"newtodo-list row\"<\/span> <span class=\"na\">style=<\/span><span class=\"s\">\"margin-top:10px;\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">*ngFor=<\/span><span class=\"s\">\"let newtodo of newtodos\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel panel-default\"<\/span><span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel-body\"<\/span><span class=\"nt\">&gt;<\/span>\r\n            <span class=\"nt\">&lt;span<\/span> <span class=\"na\">from=<\/span><span class=\"s\">\"name\"<\/span><span class=\"nt\">&gt;<\/span>{{newtodo[0].title}}<span class=\"nt\">&lt;\/span&gt;<\/span>\r\n          <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n        <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;hr<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"c\">&lt;!-- \u3000\u3053\u3053\u307e\u3067\u3000--&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"todo-list row\"<\/span><span class=\"nt\">&gt;<\/span>\r\n      <span class=\"nt\">&lt;div<\/span> <span class=\"na\">*ngFor=<\/span><span class=\"s\">\"let todo of todos\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n         <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel panel-default\"<\/span><span class=\"nt\">&gt;<\/span>\r\n            <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel-body\"<\/span><span class=\"nt\">&gt;<\/span>\r\n              <span class=\"nt\">&lt;span<\/span> <span class=\"na\">from=<\/span><span class=\"s\">\"name\"<\/span><span class=\"nt\">&gt;<\/span>{{todo.title}}<span class=\"nt\">&lt;\/span&gt;<\/span>\r\n          <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<\/code><\/pre>\n<h3>\u786e\u8ba4\u884c\u52a8<\/h3>\n<p>\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<pre class=\"post-pre\"><code>$ ng serve\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8e71913a08637a6d58bb\/115-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2017-05-01 17.20.19.png\" \/><\/div>\n<p>\u901a\u8fc7\u5728\u8f93\u5165\u90e8\u5206\u6dfb\u52a0\u65b0\u7684\u5f85\u529e\u4e8b\u9879<\/p>\n<h2>\u6dfb\u52a0\u5220\u9664Todo\u7684\u529f\u80fd<\/h2>\n<h3>\u670d\u52a1\u7684\u7f16\u8f91<\/h3>\n<p>\u5c06\u4ee5\u4e0b\u5185\u5bb9\u6dfb\u52a0\u5230TodoService\u4e2d\u7684todo.service.ts\u6587\u4ef6\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"c1\">\/\/ \u524a\u9664\u6642\u306e\u6319\u52d5<\/span>\r\n  <span class=\"k\">delete<\/span><span class=\"p\">(<\/span><span class=\"nx\">id<\/span><span class=\"p\">:<\/span> <span class=\"kr\">number<\/span><span class=\"p\">):<\/span> <span class=\"nb\">Promise<\/span><span class=\"o\">&lt;<\/span><span class=\"k\">void<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">url<\/span> <span class=\"o\">=<\/span> <span class=\"s2\">`<\/span><span class=\"p\">${<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">Url<\/span><span class=\"p\">}${<\/span><span class=\"nx\">id<\/span><span class=\"p\">}<\/span><span class=\"s2\">\/`<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">http<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"k\">delete<\/span><span class=\"p\">(<\/span><span class=\"nx\">url<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span><span class=\"na\">headers<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">headers<\/span><span class=\"p\">})<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">toPromise<\/span><span class=\"p\">()<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"kc\">null<\/span><span class=\"p\">)<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"k\">catch<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">handleError<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u5143\u7d20\u7684\u7f16\u8f91<\/h3>\n<p>\u5728todo.component.ts\u6587\u4ef6\u7684TodoListComponent\u7ec4\u4ef6\u5185\u6dfb\u52a0\u4e0b\u8ff0\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"c1\">\/\/ \u524a\u9664\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u305f\u6642\u306e\u6319\u52d5<\/span>\r\n  <span class=\"k\">delete<\/span><span class=\"p\">(<\/span><span class=\"nx\">id<\/span><span class=\"p\">):<\/span> <span class=\"k\">void<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">todoService<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"k\">delete<\/span><span class=\"p\">(<\/span><span class=\"nx\">id<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u7f16\u8f91HTML<\/h3>\n<p>\u7f16\u8f91todo-list.component.html\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"container\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"center\"<\/span><span class=\"nt\">&gt;<\/span>\r\n      <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"row\"<\/span><span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;input<\/span> <span class=\"na\">[(ngModel)]=<\/span><span class=\"s\">\"todo.title\"<\/span>\r\n            <span class=\"na\">id=<\/span><span class=\"s\">\"input_text\"<\/span>\r\n            <span class=\"na\">type=<\/span><span class=\"s\">\"text\"<\/span>\r\n            <span class=\"na\">length=<\/span><span class=\"s\">\"140\"<\/span>\r\n            <span class=\"na\">class=<\/span><span class=\"s\">\"form-control add-todo\"<\/span>\r\n            <span class=\"na\">placeholder=<\/span><span class=\"s\">\"add-todo\"<\/span>\r\n            <span class=\"na\">(keydown.enter)=<\/span><span class=\"s\">\"save()\"<\/span>\r\n          <span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;button<\/span> <span class=\"na\">(click)=<\/span><span class=\"s\">\"save()\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"btn btn-success pull-right add-todo\"<\/span><span class=\"nt\">&gt;<\/span>Add<span class=\"nt\">&lt;\/button&gt;<\/span>\r\n        <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"newtodo-list row\"<\/span> <span class=\"na\">style=<\/span><span class=\"s\">\"margin-top:10px;\"<\/span><span class=\"nt\">&gt;<\/span>\r\n      <span class=\"nt\">&lt;div<\/span> <span class=\"na\">*ngFor=<\/span><span class=\"s\">\"let newtodo of newtodos\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;div<\/span> <span class=\"na\">[style.display]=<\/span><span class=\"s\">\"!newtodo.hideElement ? 'inline':'none'\"<\/span><span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel panel-default\"<\/span><span class=\"nt\">&gt;<\/span>\r\n            <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel-body\"<\/span><span class=\"nt\">&gt;<\/span>\r\n              <span class=\"nt\">&lt;span<\/span> <span class=\"na\">from=<\/span><span class=\"s\">\"name\"<\/span><span class=\"nt\">&gt;<\/span>{{newtodo[0].title}}<span class=\"nt\">&lt;\/span&gt;<\/span>\r\n              <span class=\"nt\">&lt;button<\/span> <span class=\"na\">(click)=<\/span><span class=\"s\">\"delete(newtodo[0].id) || newtodo.hideElement=true\"<\/span>\r\n                <span class=\"na\">type=<\/span><span class=\"s\">\"button\"<\/span>\r\n                <span class=\"na\">class=<\/span><span class=\"s\">\"btn btn-success btn-circle pull-right\"<\/span>\r\n              <span class=\"nt\">&gt;<\/span>\r\n                <span class=\"nt\">&lt;i<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"glyphicon glyphicon-ok\"<\/span><span class=\"nt\">&gt;&lt;\/i&gt;<\/span>\r\n              <span class=\"nt\">&lt;\/button&gt;<\/span>\r\n            <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n          <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n        <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;hr<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"todo-list row\"<\/span><span class=\"nt\">&gt;<\/span>\r\n      <span class=\"nt\">&lt;div<\/span> <span class=\"na\">*ngFor=<\/span><span class=\"s\">\"let todo of todos\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;div<\/span> <span class=\"na\">[style.display]=<\/span><span class=\"s\">\"!todo.hideElement ? 'inline':'none'\"<\/span><span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel panel-default\"<\/span><span class=\"nt\">&gt;<\/span>\r\n            <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel-body\"<\/span><span class=\"nt\">&gt;<\/span>\r\n              <span class=\"nt\">&lt;span<\/span> <span class=\"na\">from=<\/span><span class=\"s\">\"name\"<\/span><span class=\"nt\">&gt;<\/span>{{todo.title}}<span class=\"nt\">&lt;\/span&gt;<\/span>\r\n              <span class=\"nt\">&lt;button<\/span> <span class=\"na\">(click)=<\/span><span class=\"s\">\"delete(todo.id) || todo.hideElement=true\"<\/span>\r\n                <span class=\"na\">type=<\/span><span class=\"s\">\"button\"<\/span>\r\n                <span class=\"na\">class=<\/span><span class=\"s\">\"btn btn-success\r\n                btn-circle pull-right\"<\/span>\r\n              <span class=\"nt\">&gt;<\/span>\r\n                <span class=\"nt\">&lt;i<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"glyphicon glyphicon-ok\"<\/span><span class=\"nt\">&gt;&lt;\/i&gt;<\/span>\r\n              <span class=\"nt\">&lt;\/button&gt;<\/span>\r\n            <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n          <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n        <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u6dfb\u52a0\u6309\u94ae\uff0c\u5f53\u6309\u94ae\u88ab\u6309\u4e0b\u65f6\uff0c\u8c03\u7528\u5220\u9664\u65b9\u6cd5\u5e76\u5c06\u5143\u7d20\u8bbe\u4e3adisplay=none\uff0c\u6211\u89c9\u5f97\u8fd9\u91cc\u4e0d\u592a\u597d\uff0c\u60f3\u6539\u4e00\u4e0b\u3002<\/p>\n<h3>\u786e\u8ba4\u52a8\u4f5c<\/h3>\n<p>\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8\u5e94\u7528\u7a0b\u5e8f<\/p>\n<pre class=\"post-pre\"><code>$ ng serve\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8e71913a08637a6d58bb\/131-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2017-05-01 17.36.41.png\" \/><\/div>\n<p>\u53ef\u4ee5\u4f7f\u7528\u590d\u9009\u6846\u6765\u5220\u9664\u5f85\u529e\u4e8b\u9879\u3002<\/p>\n<h2>\u589e\u52a0\u7f16\u8f91Todo\u7684\u529f\u80fd<\/h2>\n<h3>\u670d\u52a1\u7f16\u8f91<\/h3>\n<p>\u8bf7\u5728todo.service.ts\u6587\u4ef6\u7684TodoService\u7c7b\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"c1\">\/\/ \u66f4\u65b0\u6642\u306e\u6319\u52d5<\/span>\r\n  <span class=\"nx\">update<\/span><span class=\"p\">(<\/span><span class=\"nx\">todo<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Todo<\/span><span class=\"p\">):<\/span> <span class=\"nb\">Promise<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Todo<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">url<\/span> <span class=\"o\">=<\/span> <span class=\"s2\">`<\/span><span class=\"p\">${<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">Url<\/span><span class=\"p\">}${<\/span><span class=\"nx\">todo<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"p\">}<\/span><span class=\"s2\">\/`<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">http<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">put<\/span><span class=\"p\">(<\/span><span class=\"nx\">url<\/span><span class=\"p\">,<\/span> <span class=\"nx\">JSON<\/span><span class=\"p\">.<\/span><span class=\"nx\">stringify<\/span><span class=\"p\">(<\/span><span class=\"nx\">todo<\/span><span class=\"p\">),<\/span> <span class=\"p\">{<\/span><span class=\"na\">headers<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">headers<\/span><span class=\"p\">})<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">toPromise<\/span><span class=\"p\">()<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(<\/span><span class=\"nx\">res<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">res<\/span><span class=\"p\">.<\/span><span class=\"nx\">json<\/span><span class=\"p\">())<\/span>\r\n      <span class=\"p\">.<\/span><span class=\"k\">catch<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">handleError<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u7ec4\u4ef6\u7684\u7f16\u8f91<\/h3>\n<p>\u8bf7\u5728todo.component.ts\u6587\u4ef6\u7684TodoListComponent\u7ec4\u4ef6\u5185\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"c1\">\/\/ todo\u3092\u66f4\u65b0\u3057\u305f\u6642\u306e\u6319\u52d5<\/span>\r\n  <span class=\"nx\">update<\/span><span class=\"p\">(<\/span><span class=\"nx\">id<\/span><span class=\"p\">:<\/span> <span class=\"kr\">number<\/span><span class=\"p\">,<\/span> <span class=\"nx\">title<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span><span class=\"p\">):<\/span> <span class=\"k\">void<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">let<\/span> <span class=\"nx\">todo<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"nx\">id<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"na\">title<\/span><span class=\"p\">:<\/span> <span class=\"nx\">title<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">todoService<\/span><span class=\"p\">.<\/span><span class=\"nx\">update<\/span><span class=\"p\">(<\/span><span class=\"nx\">todo<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u56e0\u4e3a\u8fd9\u91cc\u4e5f\u4e0d\u592a\u597d\uff0c\u6240\u4ee5\u60f3\u8981\u4fee\u590d\u3002<\/p>\n<h3>\u7f16\u8f91HTML<\/h3>\n<p>\u7f16\u8f91&#8221;todo-list.component.html&#8221;\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"container\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"center\"<\/span><span class=\"nt\">&gt;<\/span>\r\n      <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"row\"<\/span><span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;input<\/span> <span class=\"na\">[(ngModel)]=<\/span><span class=\"s\">\"todo.title\"<\/span>\r\n            <span class=\"na\">id=<\/span><span class=\"s\">\"input_text\"<\/span>\r\n            <span class=\"na\">type=<\/span><span class=\"s\">\"text\"<\/span>\r\n            <span class=\"na\">length=<\/span><span class=\"s\">\"140\"<\/span>\r\n            <span class=\"na\">class=<\/span><span class=\"s\">\"form-control add-todo\"<\/span>\r\n            <span class=\"na\">placeholder=<\/span><span class=\"s\">\"add-todo\"<\/span>\r\n            <span class=\"na\">(keydown.enter)=<\/span><span class=\"s\">\"save()\"<\/span>\r\n          <span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;button<\/span> <span class=\"na\">(click)=<\/span><span class=\"s\">\"save()\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"btn btn-success pull-right add-todo\"<\/span><span class=\"nt\">&gt;<\/span>Add<span class=\"nt\">&lt;\/button&gt;<\/span>\r\n        <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"newtodo-list row\"<\/span> <span class=\"na\">style=<\/span><span class=\"s\">\"margin-top:10px;\"<\/span><span class=\"nt\">&gt;<\/span>\r\n      <span class=\"nt\">&lt;div<\/span> <span class=\"na\">*ngFor=<\/span><span class=\"s\">\"let newtodo of newtodos\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;div<\/span> <span class=\"na\">[style.display]=<\/span><span class=\"s\">\"!newtodo.hideElement ? 'inline':'none'\"<\/span><span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel panel-default\"<\/span><span class=\"nt\">&gt;<\/span>\r\n            <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel-body\"<\/span><span class=\"nt\">&gt;<\/span>\r\n              <span class=\"nt\">&lt;span<\/span> <span class=\"na\">*ngIf=<\/span><span class=\"s\">\"!newtodo.isEdit\"<\/span> <span class=\"na\">(click)=<\/span><span class=\"s\">\"newtodo.isEdit=true\"<\/span> <span class=\"na\">from=<\/span><span class=\"s\">\"name\"<\/span><span class=\"nt\">&gt;<\/span>{{newtodo[0].title}}<span class=\"nt\">&lt;\/span&gt;<\/span>\r\n              <span class=\"nt\">&lt;input<\/span> <span class=\"na\">*ngIf=<\/span><span class=\"s\">\"newtodo.isEdit\"<\/span>\r\n                <span class=\"na\">(focusout)=<\/span><span class=\"s\">\"newtodo.isEdit=false || update(newtodo[0].id, newtodo[0].title)\"<\/span>\r\n                <span class=\"na\">[(ngModel)]=<\/span><span class=\"s\">\"newtodo[0].title\"<\/span>\r\n                <span class=\"na\">id=<\/span><span class=\"s\">\"input_text\"<\/span>\r\n                <span class=\"na\">type=<\/span><span class=\"s\">\"text\"<\/span>\r\n                <span class=\"na\">length=<\/span><span class=\"s\">\"140\"<\/span>\r\n                <span class=\"na\">style=<\/span><span class=\"s\">\"border:none; width:70%\"<\/span>\r\n              <span class=\"nt\">&gt;<\/span>\r\n              <span class=\"nt\">&lt;button<\/span> <span class=\"na\">(click)=<\/span><span class=\"s\">\"delete(newtodo[0].id) || newtodo.hideElement=true\"<\/span>\r\n                <span class=\"na\">type=<\/span><span class=\"s\">\"button\"<\/span>\r\n                <span class=\"na\">class=<\/span><span class=\"s\">\"btn btn-success btn-circle pull-right\"<\/span>\r\n              <span class=\"nt\">&gt;<\/span>\r\n                <span class=\"nt\">&lt;i<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"glyphicon glyphicon-ok\"<\/span><span class=\"nt\">&gt;&lt;\/i&gt;<\/span>\r\n              <span class=\"nt\">&lt;\/button&gt;<\/span>\r\n            <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n          <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n        <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;hr<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"todo-list row\"<\/span><span class=\"nt\">&gt;<\/span>\r\n      <span class=\"nt\">&lt;div<\/span> <span class=\"na\">*ngFor=<\/span><span class=\"s\">\"let todo of todos\"<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"col-sm-8 col-sm-offset-2\"<\/span><span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;div<\/span> <span class=\"na\">[style.display]=<\/span><span class=\"s\">\"!todo.hideElement ? 'inline':'none'\"<\/span><span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel panel-default\"<\/span><span class=\"nt\">&gt;<\/span>\r\n            <span class=\"nt\">&lt;div<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"panel-body\"<\/span><span class=\"nt\">&gt;<\/span>\r\n              <span class=\"nt\">&lt;span<\/span> <span class=\"na\">*ngIf=<\/span><span class=\"s\">\"!todo.isEdit\"<\/span> <span class=\"na\">(click)=<\/span><span class=\"s\">\"todo.isEdit=true\"<\/span> <span class=\"na\">from=<\/span><span class=\"s\">\"name\"<\/span><span class=\"nt\">&gt;<\/span>{{todo.title}}<span class=\"nt\">&lt;\/span&gt;<\/span>\r\n              <span class=\"nt\">&lt;input<\/span> <span class=\"na\">*ngIf=<\/span><span class=\"s\">\"todo.isEdit\"<\/span>\r\n                <span class=\"na\">(focusout)=<\/span><span class=\"s\">\"todo.isEdit=false || update(todo.id, todo.title)\"<\/span>\r\n                <span class=\"na\">[(ngModel)]=<\/span><span class=\"s\">\"todo.title\"<\/span>\r\n                <span class=\"na\">id=<\/span><span class=\"s\">\"input_text\"<\/span>\r\n                <span class=\"na\">type=<\/span><span class=\"s\">\"text\"<\/span>\r\n                <span class=\"na\">length=<\/span><span class=\"s\">\"140\"<\/span>\r\n                <span class=\"na\">style=<\/span><span class=\"s\">\"border:none; width:70%\"<\/span>\r\n              <span class=\"nt\">&gt;<\/span>\r\n              <span class=\"nt\">&lt;button<\/span> <span class=\"na\">(click)=<\/span><span class=\"s\">\"delete(todo.id) || todo.hideElement=true\"<\/span>\r\n                <span class=\"na\">type=<\/span><span class=\"s\">\"button\"<\/span>\r\n                <span class=\"na\">class=<\/span><span class=\"s\">\"btn btn-success\r\n                btn-circle pull-right\"<\/span>\r\n              <span class=\"nt\">&gt;<\/span>\r\n                <span class=\"nt\">&lt;i<\/span> <span class=\"na\">class=<\/span><span class=\"s\">\"glyphicon glyphicon-ok\"<\/span><span class=\"nt\">&gt;&lt;\/i&gt;<\/span>\r\n              <span class=\"nt\">&lt;\/button&gt;<\/span>\r\n            <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n          <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n        <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5f53\u70b9\u51fbtodo\u7684\u5b57\u7b26\u4e32\u65f6\uff0c\u4f1a\u5207\u6362\u5230\u8f93\u5165\u5143\u7d20\uff0c\u5f53\u7126\u70b9\u79bb\u5f00\u8f93\u5165\u5143\u7d20\u65f6\uff0c\u66f4\u65b0\u64cd\u4f5c\u5c06\u88ab\u6267\u884c\u3002<\/p>\n<h3>\u786e\u8ba4\u884c\u52a8<\/h3>\n<p>\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u542f\u52a8\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<pre class=\"post-pre\"><code>$ ng serve\r\n<\/code><\/pre>\n<p>\u5e94\u8be5\u6709\u7c7b\u4f3c\u4e8e\u5f00\u5934\u7684gif\u90a3\u6837\u7684\u52a8\u4f5c\u3002<\/p>\n<h1>\u8fd9\u5c31\u662f\u5168\u90e8\u3002<\/h1>\n<p>\u56e0\u4e3a\u6211\u662f\u8d85\u7ea7\u65b0\u624b\uff0c\u5982\u679c\u6709\u7c7b\u4f3c\u8fd9\u6837\u7684\u4e8b\u60c5\uff0c\u4f60\u80fd\u76f4\u63a5\u6307\u51fa\u5e76\u544a\u8bc9\u6211\u5417\uff1f<\/p>\n<p>\u53e6\u5916\uff0c\u8fd9\u91cc\u662f\u6e90\u4ee3\u7801\u3002\u6b22\u8fce\u8fdb\u884cPull-Request\u3002<\/p>\n<h1>\u672a\u6765<\/h1>\n<p>\u9996\u5148\uff0c\u6211\u6709\u6253\u7b97\u5728\u8fd9\u4e2a\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5f15\u5165\u7528\u6237\u8ba4\u8bc1\u4e4b\u7c7b\u7684\u529f\u80fd\uff0c\u5e76\u8fdb\u884c\u76f8\u5173\u7684\u5de5\u4f5c\u3002<\/p>\n<h1>\u53c2\u7167\u7684\u5bf9\u8c61<\/h1>\n<p>\u4f7f\u7528Django REST Framework\u5feb\u901f\u5b9e\u73b0API &#8211; Qiita<br \/>\n\u6211\u4f7f\u7528Rails 5 + Angular2 + TypeScript\u521b\u5efa\u4e86\u4e00\u4e2aTodo\u5e94\u7528\u3002 &#8211; DC4<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u56e0\u4e3a\u5174\u81f4\u4f7f\u7136\uff0c\u6211\u5c1d\u8bd5\u4f7f\u7528Django REST Framework\u6765\u6784\u5efaAPI\uff0c\u5e76\u4f7f\u7528Angular2\u6765\u5229\u7528\u8be5 [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-50051","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528Django REST\u6846\u67b6\u548cAngular\u521b\u5efaTodo\u5e94\u7528 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528django-rest\u6846\u67b6\u548cangular\u521b\u5efatodo\u5e94\u7528\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528Django REST\u6846\u67b6\u548cAngular\u521b\u5efaTodo\u5e94\u7528\" \/>\n<meta property=\"og:description\" content=\"\u56e0\u4e3a\u5174\u81f4\u4f7f\u7136\uff0c\u6211\u5c1d\u8bd5\u4f7f\u7528Django REST Framework\u6765\u6784\u5efaAPI\uff0c\u5e76\u4f7f\u7528Angular2\u6765\u5229\u7528\u8be5 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528django-rest\u6846\u67b6\u548cangular\u521b\u5efatodo\u5e94\u7528\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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