{"id":39423,"date":"2023-04-04T11:09:23","date_gmt":"2022-11-26T10:55:05","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8angular%e4%b8%ad%ef%bc%8c%e5%a6%82%e4%bd%95%e4%b8%ba%e8%a1%a8%e5%8d%95%ef%bc%88%e9%aa%8c%e8%af%81%ef%bc%89%e6%b7%bb%e5%8a%a0%e9%98%b2%e6%8a%96%e5%a4%84%e7%90%86%e6%96%b9%e6%b3%95%e3%80%82\/"},"modified":"2024-04-29T21:51:16","modified_gmt":"2024-04-29T13:51:16","slug":"%e5%9c%a8angular%e4%b8%ad%ef%bc%8c%e5%a6%82%e4%bd%95%e4%b8%ba%e8%a1%a8%e5%8d%95%ef%bc%88%e9%aa%8c%e8%af%81%ef%bc%89%e6%b7%bb%e5%8a%a0%e9%98%b2%e6%8a%96%e5%a4%84%e7%90%86%e6%96%b9%e6%b3%95%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8angular%e4%b8%ad%ef%bc%8c%e5%a6%82%e4%bd%95%e4%b8%ba%e8%a1%a8%e5%8d%95%ef%bc%88%e9%aa%8c%e8%af%81%ef%bc%89%e6%b7%bb%e5%8a%a0%e9%98%b2%e6%8a%96%e5%a4%84%e7%90%86%e6%96%b9%e6%b3%95%e3%80%82\/","title":{"rendered":"\u5728Angular\u4e2d\uff0c\u5982\u4f55\u4e3a\u8868\u5355\uff08\u9a8c\u8bc1\uff09\u6dfb\u52a0\u9632\u6296\u5904\u7406\u65b9\u6cd5"},"content":{"rendered":"<h2>\u6211\u5728\u4f7f\u7528Angular\u7684\u8868\u5355\u65f6\u9047\u5230\u4e86\u56f0\u96be\uff0c\u6240\u4ee5\u5199\u4e0b\u4e86\u8fd9\u7bc7\u5907\u5fd8\u5f55\uff0c\u5e0c\u671b\u5bf9\u5176\u4ed6\u4eba\u6709\u6240\u5e2e\u52a9\u3002\u5173\u4e8e\u5982\u4f55\u7ed9Angular\u8868\u5355\u6dfb\u52a0\u9632\u6296\u529f\u80fd\u7684\u65b9\u6cd5\u3002<\/h2>\n<p>\u3054\u6307\u6458\u304c\u3042\u308c\u3070\u3001\u65b0\u4eba\u306e\u79c1\u306b\u5bfe\u3057\u3066\u512a\u3057\u304f\u30b3\u30e1\u30f3\u30c8\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u6267\u884c\u73af\u5883<\/h2>\n<p>Angular\/cli 11.2.19<br \/>\nnodeJS 12.16.3<br \/>\nnpm 6.14.4<\/p>\n<p>Angular\/cli 11.2.19<br \/>\nnodeJS 12.16.3<br \/>\nnpm 6.14.4<\/p>\n<hr \/>\n<h2>\u9996\u5148\uff0cdebounce\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h2>\n<p>\u9632\u6296\uff08debounce\uff09\u662f\u4e00\u79cd\u5ef6\u8fdf\u5904\u7406\u7684\u65b9\u6cd5\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u5728\u8868\u5355\u7b49\u5730\u65b9\u8f93\u5165\u6587\u5b57\u65f6\uff0c\u4f1a\u89e6\u53d1input\u4e8b\u4ef6\uff0c\u5e76\u7acb\u5373\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<p>\u5982\u679c\u6ca1\u6709\u5b9e\u73b0\u9632\u6296\uff0c\u8f93\u5165\u7684\u6587\u5b57\u5c06\u7acb\u5373\u663e\u793a\u51fa\u6765\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d3a1937434c4406c7c853\/7-1.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2023-03-14 114430.png\" \/><\/div>\n<hr \/>\n<h2>\u9632\u6296\u548c\u5ef6\u8fdf\u6267\u884c\u4e4b\u95f4\u7684\u533a\u522b\u3002<\/h2>\n<p>\u7531\u65bc\u5c0dsetTimeOut\u51fd\u6578\u7684\u7406\u89e3\u9084\u4e0d\u5920\u6df1\u5165\uff0c\u53ef\u80fd\u6709\u932f\u8aa4&#8230;\u5c0d\u4e0d\u8d77&#8230;<\/p>\n<p>debounce\u7684\u5904\u7406\u673a\u5236\u662f\u5728\u6700\u540e\u4e00\u4e2a\u4e8b\u4ef6\u7ed3\u675f\u540e\u7684\u6307\u5b9a\u65f6\u95f4\u540e\u8fd0\u884c\u5904\u7406\u3002<\/p>\n<p>\u3010\u6587\u672c\u6846\u60c5\u51b5\u4e0b\uff08\u6307\u5b9a\u5ef6\u8fdf0.5\u79d2\uff09\u3011<br \/>\n\u5982\u679c\u5728\u8f93\u5165\u8fc7\u7a0b\u4e2d\uff0c0.4\u79d2\u5185\u8f93\u5165\u4e0b\u4e00\u4e2a\u5b57\u7b26\uff0c\u5219\u4e0d\u4f1a\u6267\u884c\u5904\u7406\u3002<br \/>\n\u5728\u6700\u540e\u4e00\u6b21\u8f93\u5165\u540e0.4\u79d2\u540e\uff0c\u5904\u7406\u624d\u4f1a\u6267\u884c\u3002<\/p>\n<p>\u8bbe\u5b9a\u4e00\u4e2a\u65f6\u95f4\u9650\u5236\uff08\u5982\u679c\u6709\u8bef\u5219\u4e3a\u201c\u9593\u9055\u3063\u3066\u3044\u308b\uff76\uff93\u201d\uff09\uff0c\u4e0d\u8bba\u4e8b\u4ef6\u4f55\u65f6\u53d1\u751f\uff0c\u6307\u5b9a\u7684\u65f6\u95f4\u540e\u5c06\u8fdb\u884c\u5904\u7406\u7684\u64cd\u4f5c\u3002<\/p>\n<p>\u3010\u5728\u6587\u672c\u6846\u60c5\u51b5\u4e0b\uff08\u8bbe\u5b9a\u5ef6\u8fdf\u65f6\u95f4\u4e3a0.5\u79d2\uff09\u3011<br \/>\n\u5728\u8f93\u5165\u6587\u5b57\u540e\u76840.5\u79d2\u540e\uff0c\u8fdb\u884c\u5904\u7406\uff08\u4e0e\u6b64\u8fc7\u7a0b\u7684\u4e2d\u9014\u6216\u76f8\u5173\u6027\u65e0\u5173\uff09\u3002<br \/>\n\u5982\u679c\u5bf9\u4e8b\u4ef6\u6307\u5b9a\u4e86setTimeOut\uff0c\u6211\u8ba4\u4e3a\u5bf9\u4e8e\u8f93\u5165\u7684\u6bcf\u4e2a\u6587\u5b57\uff0c\u5c06\u57280.5\u79d2\u540e\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<p>\u5982\u679c\u5728\u8868\u5355\u4e2d\u4f7f\u7528\u7684\u8bdd\uff0c\u4f3c\u4e4edebounce\u66f4\u5408\u9002\uff01<\/p>\n<hr \/>\n<h2>\u4ee5\u4e0b\u662f\u4f7f\u7528 Angular \u5b9e\u73b0 debounce \u7684\u65b9\u6cd5\u3002<\/h2>\n<h3>\u603b\u4e4b<\/h3>\n<pre class=\"post-pre\"><code><span class=\"p\">(<\/span><span class=\"nx\">formControl<\/span><span class=\"p\">).<\/span><span class=\"nx\">valueChanges<\/span><span class=\"p\">.<\/span><span class=\"nf\">pipe<\/span><span class=\"p\">(<\/span>\r\n    <span class=\"nf\">debounceTime<\/span><span class=\"p\">(<\/span><span class=\"mi\">500<\/span><span class=\"p\">),<\/span>\r\n<span class=\"p\">).<\/span><span class=\"nf\">subscribe<\/span><span class=\"p\">((<\/span><span class=\"nx\">value<\/span><span class=\"p\">:<\/span> <span class=\"kr\">any<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u4f7f\u7528 debounceTime(500) \u5b9e\u73b0\u3002\u503c\u5f97\u7279\u522b\u6ce8\u610f\u7684\u662f debounceTime(500)\u3002<\/p>\n<p>\u5728\u8be6\u7ec6\u89e3\u91ca\u4e4b\u524d\uff0c\u5148\u9644\u4e0a\u6574\u4f53\u4ee3\u7801\u3002<\/p>\n<hr \/>\n<h3>\u6240\u6709\u7684\u4ee3\u7801 t\u01d0<\/h3>\n<p>app.component.ts\u7684\u4e2d\u6587\u7ffb\u8bd1\u4e3a\uff1a\u7ec4\u4ef6.ts\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=\"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\">FormControl<\/span><span class=\"p\">,<\/span> <span class=\"nx\">FormGroup<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">@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\">debounceTime<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">rxjs\/operators<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>              <span class=\"c1\">\/\/ 1\uff0edebounceTime\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306fimport\u304c\u5fc5\u8981<\/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\">templateUrl<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/app.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\">.\/app.component.scss<\/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=\"nc\">AppComponent<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">message<\/span> <span class=\"p\">:<\/span> <span class=\"kr\">any<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">''<\/span><span class=\"p\">;<\/span>\r\n\r\n  <span class=\"nl\">inputTextBox<\/span><span class=\"p\">:<\/span> <span class=\"nx\">FormControl<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">FormControl<\/span><span class=\"p\">();<\/span>              <span class=\"c1\">\/\/ 2\uff0eReactiveForm\u3092\u5b9a\u7fa9<\/span>\r\n  <span class=\"nx\">formGroup<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">FormGroup<\/span><span class=\"p\">({<\/span>\r\n    <span class=\"na\">inputTextBox<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">inputTextBox<\/span>\r\n  <span class=\"p\">});<\/span>\r\n\r\n  <span class=\"nf\">inputText<\/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\">inputTextBox<\/span><span class=\"p\">.<\/span><span class=\"nx\">valueChanges<\/span><span class=\"p\">.<\/span><span class=\"nf\">pipe<\/span><span class=\"p\">(<\/span>                      <span class=\"c1\">\/\/ 3\uff0e\u51e6\u7406\u3092\u9045\u3089\u305b\u308bFormControl\u3092\u6307\u5b9a\u3059\u308b<\/span>\r\n      <span class=\"nf\">debounceTime<\/span><span class=\"p\">(<\/span><span class=\"mi\">500<\/span><span class=\"p\">),<\/span>                                      <span class=\"c1\">\/\/ 4\uff0e\u51e6\u7406\u3092\u9045\u3089\u305b\u308b\u6642\u9593\u3092\u6307\u5b9a<\/span>\r\n    <span class=\"p\">).<\/span><span class=\"nf\">subscribe<\/span><span class=\"p\">((<\/span><span class=\"na\">value<\/span><span class=\"p\">:<\/span> <span class=\"kr\">any<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>                             <span class=\"c1\">\/\/ 5\uff0e\u9045\u3089\u305b\u305f\u51e6\u7406\u306evalue\u306b\u5bfe\u3059\u308b\u51e6\u7406\u3092\u8a2d\u5b9a<\/span>\r\n      <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">message<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">value<\/span><span class=\"p\">;<\/span>                                   <span class=\"c1\">\/\/ 6\uff0evalue = \u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u306e\u5165\u529b\u5024\u3092message\u306b\u4ee3\u5165\u3002<\/span>\r\n    <span class=\"p\">});<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5e94\u7528\u7ec4\u4ef6\u7684HTML\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;form<\/span> <span class=\"na\">[formGroup]=<\/span><span class=\"s\">\"formGroup\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;input<\/span>\r\n    <span class=\"na\">type=<\/span><span class=\"s\">\"text\"<\/span>\r\n    <span class=\"na\">(input)=<\/span><span class=\"s\">\"inputText()\"<\/span>\r\n    <span class=\"na\">[formControl]=<\/span><span class=\"s\">\"inputTextBox\"<\/span>\r\n  <span class=\"nt\">&gt;<\/span>\r\n  {{message}}                                                   <span class=\"c\">&lt;!-- \u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u306e\u6a2a\u306b\u8868\u793a\u3055\u305b\u308b\u6587\u5b57\u5217\uff08\u5909\u6570\uff09 --&gt;<\/span>\r\n<span class=\"nt\">&lt;\/form&gt;<\/span>\r\n<\/code><\/pre>\n<p>app.module.ts \u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\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\">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\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\">InputTextComponent<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/src\/shared\/components\/atoms\/input-text\/input-text.component<\/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\">ReactiveFormsModule<\/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>           <span class=\"c1\">\/\/ ReactiveForm\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u306bimport\u304c\u5fc5\u8981<\/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\">InputTextComponent<\/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\">AppRoutingModule<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">ReactiveFormsModule<\/span><span class=\"p\">,<\/span>                                        <span class=\"c1\">\/\/ \u3053\u308c\u3082\u5fc5\u8981\u3002<\/span>\r\n  <span class=\"p\">],<\/span>\r\n  <span class=\"na\">providers<\/span><span class=\"p\">:<\/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=\"nc\">AppModule<\/span> <span class=\"p\">{<\/span> <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<hr \/>\n<h3>\u8be6\u7ec6\u89e3\u91ca<\/h3>\n<hr \/>\n<p>app.component.ts -&gt; \u7ec4\u4ef6.ts<\/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<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">FormControl<\/span><span class=\"p\">,<\/span> <span class=\"nx\">FormGroup<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">@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\">debounceTime<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">rxjs\/operators<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>              <span class=\"c1\">\/\/ 1\uff0edebounceTime\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306fimport\u304c\u5fc5\u8981<\/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\">templateUrl<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/app.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\">.\/app.component.scss<\/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=\"nc\">AppComponent<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">message<\/span> <span class=\"p\">:<\/span> <span class=\"kr\">any<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">''<\/span><span class=\"p\">;<\/span>\r\n\r\n  <span class=\"nl\">inputTextBox<\/span><span class=\"p\">:<\/span> <span class=\"nx\">FormControl<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">FormControl<\/span><span class=\"p\">();<\/span>              <span class=\"c1\">\/\/ 2\uff0eReactiveForm\u3092\u5b9a\u7fa9<\/span>\r\n  <span class=\"nx\">formGroup<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">FormGroup<\/span><span class=\"p\">({<\/span>\r\n    <span class=\"na\">inputTextBox<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">inputTextBox<\/span>\r\n  <span class=\"p\">});<\/span>\r\n\r\n  <span class=\"nf\">inputText<\/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\">inputTextBox<\/span><span class=\"p\">.<\/span><span class=\"nx\">valueChanges<\/span><span class=\"p\">.<\/span><span class=\"nf\">pipe<\/span><span class=\"p\">(<\/span>                      <span class=\"c1\">\/\/ 3\uff0e\u51e6\u7406\u3092\u9045\u3089\u305b\u308bFormControl\u3092\u6307\u5b9a\u3059\u308b<\/span>\r\n      <span class=\"nf\">debounceTime<\/span><span class=\"p\">(<\/span><span class=\"mi\">500<\/span><span class=\"p\">),<\/span>                                      <span class=\"c1\">\/\/ 4\uff0e\u51e6\u7406\u3092\u9045\u3089\u305b\u308b\u6642\u9593\u3092\u6307\u5b9a<\/span>\r\n    <span class=\"p\">).<\/span><span class=\"nf\">subscribe<\/span><span class=\"p\">((<\/span><span class=\"na\">value<\/span><span class=\"p\">:<\/span> <span class=\"kr\">any<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>                             <span class=\"c1\">\/\/ 5\uff0e\u9045\u3089\u305b\u305f\u51e6\u7406\u306evalue\u306b\u5bfe\u3059\u308b\u51e6\u7406\u3092\u8a2d\u5b9a<\/span>\r\n      <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">message<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">value<\/span><span class=\"p\">;<\/span>                                   <span class=\"c1\">\/\/ 6\uff0evalue = \u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u306e\u5165\u529b\u5024\u3092message\u306b\u4ee3\u5165\u3002<\/span>\r\n    <span class=\"p\">});<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<hr \/>\n<h4>1. \u5bfc\u5165 debounceTime<\/h4>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">debounceTime<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">rxjs\/operators<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>              <span class=\"c1\">\/\/ 1\uff0edebounceTime\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306fimport\u304c\u5fc5\u8981<\/span>\r\n<\/code><\/pre>\n<p>\u590d\u5236\u7c98\u8d34\u662f\u53ef\u4ee5\u7684\u3002<br \/>\n\u5982\u679c\u4e0d\u5bfc\u5165\u8fd9\u4e2a\uff0c\u5c31\u4e0d\u80fd\u4f7f\u7528\u3002<\/p>\n<hr \/>\n<h4>\u5b9a\u4e49(\u5b9e\u73b0) ReactiveForm<\/h4>\n<pre class=\"post-pre\"><code>  <span class=\"nx\">inputTextBox<\/span><span class=\"p\">:<\/span> <span class=\"nx\">FormControl<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">FormControl<\/span><span class=\"p\">();<\/span>              <span class=\"c1\">\/\/ 2\uff0eReactiveForm\u3092\u5b9a\u7fa9<\/span>\r\n  <span class=\"nx\">formGroup<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">FormGroup<\/span><span class=\"p\">({<\/span>\r\n    <span class=\"na\">inputTextBox<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">inputTextBox<\/span>\r\n  <span class=\"p\">});<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u6587\u672c\u6846\u4e2d\u5b9e\u73b0ReactiveForm\u8fdb\u884c\u8f93\u5165\u3002<\/p>\n<hr \/>\n<h4>3.4.5.6 \u5b9e\u73b0 debounce<\/h4>\n<pre class=\"post-pre\"><code>  <span class=\"nf\">inputText<\/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\">inputTextBox<\/span><span class=\"p\">.<\/span><span class=\"nx\">valueChanges<\/span><span class=\"p\">.<\/span><span class=\"nf\">pipe<\/span><span class=\"p\">(<\/span>                      <span class=\"c1\">\/\/ 3\uff0e\u51e6\u7406\u3092\u9045\u3089\u305b\u308bFormControl\u3092\u6307\u5b9a\u3059\u308b<\/span>\r\n      <span class=\"nf\">debounceTime<\/span><span class=\"p\">(<\/span><span class=\"mi\">500<\/span><span class=\"p\">),<\/span>                                      <span class=\"c1\">\/\/ 4\uff0e\u51e6\u7406\u3092\u9045\u3089\u305b\u308b\u6642\u9593\u3092\u6307\u5b9a<\/span>\r\n    <span class=\"p\">).<\/span><span class=\"nf\">subscribe<\/span><span class=\"p\">((<\/span><span class=\"na\">value<\/span><span class=\"p\">:<\/span> <span class=\"kr\">any<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>                             <span class=\"c1\">\/\/ 5\uff0e\u9045\u3089\u305b\u305f\u51e6\u7406\u306evalue\u306b\u5bfe\u3059\u308b\u51e6\u7406\u3092\u8a2d\u5b9a<\/span>\r\n      <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">message<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">value<\/span><span class=\"p\">;<\/span>                                   <span class=\"c1\">\/\/ 6\uff0evalue = \u30c6\u30ad\u30b9\u30c8\u30dc\u30c3\u30af\u30b9\u306e\u5165\u529b\u5024\u3092message\u306b\u4ee3\u5165\u3002<\/span>\r\n    <span class=\"p\">});<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5bf9\u4e8e\u5b9e\u73b0\u4e86\u53bb\u6296\u529f\u80fd\u7684FormControl\uff0c\u9700\u8981\u5b9e\u73b0.valueChanges.pipe()\u3002<br \/>\n\u597d\u50cf\u662f\u901a\u8fc7valueChanges.pipe()\u53ef\u4ee5\u5bf9\u8f93\u5165\u7684\u503c\u8fdb\u884c\u5904\u7406\u7684\u6837\u5b50&#8230;<\/p>\n<p>\u6307\u5b9a\u4e863\u7684\u7ba1\u9053\u4e2d\u7684\u503c\u8fdb\u884c\u5904\u7406\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u6307\u5b9adebounceTime\u6765\u5ef6\u8fdf\u5904\u7406\u7684\u65f6\u95f4\u3002\u53ef\u4ee5\u901a\u8fc7\u53c2\u6570\u6307\u5b9a\u4ee5\u6beb\u79d2\u4e3a\u5355\u4f4d\u7684\u65f6\u95f4\u3002\u5982\u679c\u662f500\uff0c\u90a3\u5c31\u662f0.5\u79d2\u3002<\/p>\n<p>\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u6765\u6307\u5b9a\u5bf9\u5ef6\u8fdf\u7684value\u6267\u884c\u7684\u64cd\u4f5c\uff1a<br \/>\n.subscribe((value: any) =&gt; {}<br \/>\n\u5728\u4ee3\u7801\u4e2d\u8fd9\u6837\u5199\uff0c\u5b9e\u9645\u4e0a\u4f1a\u5c06value\u8f93\u5165\uff0c\u5e76\u5bf9\u5176\u65bd\u52a0\u5ef6\u8fdf\u5904\u7406\u540e\u5c06\u5176\u8d4b\u503c\u3002<br \/>\n\u5728{}\u4e2d\u53ef\u4ee5\u4f7f\u7528value\u8fdb\u884c\u4efb\u610f\u5904\u7406\u3002\uff08\u7531\u4e8e\u662f\u666e\u901a\u7684\u7bad\u5934\u51fd\u6570\uff0c\u56e0\u6b64\u4e5f\u53ef\u4ee5\u4f7f\u7528\u4efb\u610f\u53d8\u91cf\u800c\u4e0d\u662fvalue\uff09<\/p>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5c06\u8f93\u5165\u503c\u8d4b\u7ed9\u53d8\u91cf\uff0c\u5e76\u5728app.component.html\u4e2d\u663e\u793a\u8be5\u53d8\u91cf\u3002<\/p>\n<hr \/>\n<h3>\u5e94\u7528<\/h3>\n<p>\u5728\u8ba2\u9605\u4e2d\u4e0d\u9700\u8981\u4f7f\u7528value\uff01<br \/>\n\u2193<br \/>\n\u4e5f\u53ef\u4ee5\u4f7f\u7528\u53bb\u6296\u52a8\u6765\u5ef6\u8fdf\u5904\u7406<br \/>\n\u4f8b\u5982\uff0c\u5982\u679c\u5904\u7406\u662f\u5728\u8f93\u5165\u5b8c\u6210\u540e\u76840.5\u79d2\u540e\u663e\u793a\u9a8c\u8bc1\u9519\u8bef\u6d88\u606f\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u6765\u5ef6\u8fdf\u5e76\u663e\u793a\u9519\u8bef\u6d88\u606f\u3002<br \/>\napp.component.ts<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"nf\">inputText<\/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\">inputTextBox<\/span><span class=\"p\">.<\/span><span class=\"nx\">valueChanges<\/span><span class=\"p\">.<\/span><span class=\"nf\">pipe<\/span><span class=\"p\">(<\/span>\r\n      <span class=\"nf\">debounceTime<\/span><span class=\"p\">(<\/span><span class=\"mi\">500<\/span><span class=\"p\">),<\/span>\r\n    <span class=\"p\">).<\/span><span class=\"nf\">subscribe<\/span><span class=\"p\">((<\/span><span class=\"na\">value<\/span><span class=\"p\">:<\/span> <span class=\"kr\">any<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">validateStatus<\/span> <span class=\"o\">=<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">inputTextBox<\/span><span class=\"p\">.<\/span><span class=\"nx\">invalid<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">});<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>app.component.html\u7684\u539f\u59cb\u5185\u5bb9\u8fdb\u884c\u4e2d\u6587\u91ca\u4e49<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&lt;<\/span><span class=\"nx\">p<\/span> <span class=\"o\">*<\/span><span class=\"nx\">ngIf<\/span><span class=\"o\">=<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">validateStatus<\/span><span class=\"dl\">\"<\/span><span class=\"o\">&gt;<\/span><span class=\"nx\">\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">p<\/span><span class=\"o\">&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u6709\u65f6\u8ba2\u9605\u64cd\u4f5c\u53ef\u80fd\u4f1a\u5ef6\u8fdf\uff0c\u4e4b\u540e\u4f1a\u6267\u884c\u8ba2\u9605\u5185\u7684\u5904\u7406\u3002\u53ef\u4ee5\u4e0d\u8003\u8651\u5177\u4f53\u6570\u503c\uff0c\u4e5f\u53ef\u4ee5\u4ee5\u5176\u4ed6\u65b9\u5f0f\u4f7f\u7528\u3002\u203b\u65e0\u6cd5\u786e\u5b9a\u662f\u5426\u4f7f\u7528\u4e86\u4e0e\u539f\u672c\u7528\u6cd5\u4e0d\u540c\u7684\u65b9\u5f0f&#8230;<\/p>\n<hr \/>\n<h3>\u603b\u7ed3<\/h3>\n<p>\u5728\u5b9e\u73b0\u8868\u5355\u5ef6\u8fdf\u5904\u7406\u65f6\u4f7f\u7528\u9632\u6296\u51fd\u6570\u4f3c\u4e4e\u662f\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\uff01\u8fd8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7ee7\u627f\u81eaFormControl\u7684\u65b0\u5bf9\u8c61\uff0c\u5728\u90a3\u91cc\u81ea\u5df1\u5b9e\u73b0\u9632\u6296\u51fd\u6570\uff0c\u4f46\u8fd9\u770b\u8d77\u6765\u6bd4\u8f83\u9ebb\u70e6\u3002<\/p>\n<p>\u5f53\u8c03\u67e5\u4e86debounce\u7684\u91cd\u8981\u6027\u540e\uff0c\u53d1\u73b0\u4e86\u4e00\u7bc7\u7c7b\u4f3c\u4e8e\u7528\u6237\u5728\u8f93\u5165\u4e2d\u9047\u5230\u9a8c\u8bc1\u9519\u8bef\u65f6\u611f\u5230\u4e0d\u6ee1\u6240\u5fc5\u9700\u7684\u6587\u7ae0\u3002\u4f46\u662f\uff0c\u6211\u5728\u5931\u53bb\u7126\u70b9\u65f6\u662f\u5426\u51fa\u73b0\u9519\u8bef\u662f\u4e0d\u53ef\u4ee5\u7684\u5417\uff1f\u6211\u60f3\u77e5\u9053\u3002\u6bd5\u7adf\uff0c\u5728Angular\u4e2d\u5b9e\u73b0debounce\u592a\u9ebb\u70e6\u4e86\uff08\u5982\u679c\u5728\u5931\u53bb\u7126\u70b9\u65f6\u8fdb\u884c\u9a8c\u8bc1\uff0c\u5219\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\uff09\u3002\u542c\u8bf4Vue.js\u53ef\u4ee5\u4f7f\u7528\u67d0\u4e2a\u5e93\u6765\u8f7b\u677e\u5b9e\u73b0debounce&#8230;<\/p>\n<p>\u6211\u5728\u5b66\u4e60\u4f7f\u7528\u8fd9\u4e2adebounce\u51fd\u6570\u82b1\u4e86\u5f88\u591a\u65f6\u95f4\u3002<br 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