{"id":44045,"date":"2023-03-19T19:18:21","date_gmt":"2023-07-18T03:14:17","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/golang%e6%95%99%e7%a8%8b\/"},"modified":"2024-04-29T19:39:13","modified_gmt":"2024-04-29T11:39:13","slug":"golang%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/golang%e6%95%99%e7%a8%8b\/","title":{"rendered":"Golang\u6559\u7a0b"},"content":{"rendered":"<h2>\u5fc5\u5907\u4e8b\u9879<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">golang 1.9\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">VSCode<\/ul>\n<h2>Golang \u7684\u57fa\u7840\u3002<\/h2>\n<p>\u521b\u5efa\u4e00\u4e2a\u76ee\u5f55\u5e76\u521b\u5efa\u4e00\u4e2a\u4e3b\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code>mkdir go-tutorial\r\ncd go-tutorial &amp;&amp; touch main.go\r\n\r\n<\/code><\/pre>\n<p>\u9019\u6b21\u6211\u5011\u5c07\u5c08\u6848\u7684\u6839\u76ee\u9304\u8a2d\u7f6e\u70ba\u8a72\u76ee\u9304\uff0c\u6240\u4ee5\u9700\u8981\u8a2d\u5b9a\u8a72\u76ee\u9304\u7684\u8def\u5f91\u3002<\/p>\n<pre class=\"post-pre\"><code>go mod init example\/hello\r\n<\/code><\/pre>\n<h3>\u8868\u8fbe\u610f\u601d<\/h3>\n<p>\u9996\u5148\uff0c\u65e0\u8bba\u4f7f\u7528\u54ea\u79cd\u8bed\u8a00\uff0c\u90fd\u53ef\u4ee5\u4ece\u7f16\u5199 Hello World \u5f00\u59cb\u3002<br \/>\n\u5bf9\u4e8e Go \u8bed\u8a00\uff0c\u5373\u4f7f\u53ea\u60f3\u6253\u5370\u8f93\u51fa\uff0c\u4e5f\u9700\u8981\u5148\u5b89\u88c5 fmt \u5e93\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u4eb2\u81ea\u52a8\u624b\u6765\u5236\u4f5c\u4e00\u4e0b\u3002<\/p>\n<p>\u8bf7\u4f7f\u7528VSCode\u6253\u5f00\u9879\u76ee\u76ee\u5f55\uff0c\u5e76\u5c06\u4ee5\u4e0b\u4ee3\u7801\u590d\u5236\u7c98\u8d34\u5230main.go\u6587\u4ef6\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n\t<span class=\"s\">\"fmt\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n\t<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Hello, World!\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n\r\n<\/code><\/pre>\n<p>\u53ea\u8981\u8c03\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u5e76\u6267\u884c\uff0c\u5c31\u80fd\u6210\u529f\u3002<\/p>\n<pre class=\"post-pre\"><code>go run .\/\r\n<\/code><\/pre>\n<h3>\u5e38\u6570\u548c\u53d8\u91cf<\/h3>\n<p>\u9996\u5148\u4ece\u5e38\u6570\u5f00\u59cb\u505a\u8d77\u3002<\/p>\n<p>\u5b9a\u6570\u662f\u6307\u4e00\u65e6\u503c\u786e\u5b9a\u540e\u5c31\u65e0\u6cd5\u66f4\u6539\u7684\u53d8\u91cf\uff0c\u4e0e\u53d8\u91cf\u4e0d\u540c\u3002<\/p>\n<p>\u5728Go\u8bed\u8a00\u4e2d\uff0c\u53ef\u4ee5\u8fd9\u6837\u63cf\u8ff0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">const<\/span> <span class=\"n\">MAX_VALUE<\/span> <span class=\"o\">=<\/span> <span class=\"m\">100<\/span>\r\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\u6211\u4eec\u5c1d\u8bd5\u4f7f\u7528\u53d8\u91cf\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">var<\/span> <span class=\"n\">MAX_VALUE<\/span> <span class=\"o\">=<\/span> <span class=\"m\">100<\/span>\r\n<\/code><\/pre>\n<p>\u8ba9\u6211\u4eec\u8bd5\u7740\u6539\u53d8\u4e00\u4e0b\u53d8\u91cf\u5427\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n\t<span class=\"s\">\"fmt\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c\">\/\/ 200\u3068\u3057\u3066\u30bb\u30c3\u30c8<\/span>\r\n\t<span class=\"k\">var<\/span> <span class=\"n\">MAX_VALUE<\/span> <span class=\"o\">=<\/span> <span class=\"m\">200<\/span>\r\n\t<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">MAX_VALUE<\/span><span class=\"p\">)<\/span>\r\n<span class=\"err\">\u3000\u3000<\/span><span class=\"c\">\/\/ 300\u306b\u5909\u66f4<\/span>\r\n\t<span class=\"n\">MAX_VALUE<\/span> <span class=\"o\">=<\/span> <span class=\"m\">300<\/span>\r\n\t<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">MAX_VALUE<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h2>\u6570\u636e\u7c7b\u578b<\/h2>\n<p>\u8bf7\u4f7f\u7528ChatGPT\u6765\u67e5\u770b\u6709\u5173Golang\u7684\u5185\u5bb9\uff0c\u9664\u4e86\u4e00\u4e9b\u7279\u5b9a\u7684\u90e8\u5206\uff08\u5982\u6307\u9488\u548c\u7ed3\u6784\u4f53\uff09\u5916\uff0c\u5b83\u4e0e\u5176\u4ed6\u8bed\u8a00\u6ca1\u6709\u592a\u5927\u5dee\u522b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"s\">\"fmt\"<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n   <span class=\"k\">var<\/span> <span class=\"n\">integer<\/span> <span class=\"kt\">int<\/span> <span class=\"o\">=<\/span> <span class=\"m\">2021<\/span>\r\n   <span class=\"k\">var<\/span> <span class=\"n\">float<\/span> <span class=\"kt\">float64<\/span> <span class=\"o\">=<\/span> <span class=\"m\">3.14<\/span>\r\n   <span class=\"k\">var<\/span> <span class=\"n\">boolean<\/span> <span class=\"kt\">bool<\/span> <span class=\"o\">=<\/span> <span class=\"no\">true<\/span>\r\n   <span class=\"k\">var<\/span> <span class=\"n\">str<\/span> <span class=\"kt\">string<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"Golang Programming\"<\/span>\r\n   \r\n   <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Integer Value: %d <\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">integer<\/span><span class=\"p\">)<\/span>\r\n   <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Float Value: %f <\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">float<\/span><span class=\"p\">)<\/span>\r\n   <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Boolean Value: %t <\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">boolean<\/span><span class=\"p\">)<\/span>\r\n   <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"String Value: %s <\/span><span class=\"se\">\\n<\/span><span class=\"s\">\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">str<\/span><span class=\"p\">)<\/span>\r\n  \r\n   <span class=\"c\">\/\/Creating an array<\/span>\r\n   <span class=\"k\">var<\/span> <span class=\"n\">arr<\/span> <span class=\"p\">[<\/span><span class=\"m\">3<\/span><span class=\"p\">]<\/span><span class=\"kt\">int<\/span>\r\n   <span class=\"n\">arr<\/span><span class=\"p\">[<\/span><span class=\"m\">0<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"m\">1<\/span>\r\n   <span class=\"n\">arr<\/span><span class=\"p\">[<\/span><span class=\"m\">1<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"m\">2<\/span>\r\n   <span class=\"n\">arr<\/span><span class=\"p\">[<\/span><span class=\"m\">2<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"m\">3<\/span>\r\n   \r\n   <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Array:\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">arr<\/span><span class=\"p\">)<\/span>\r\n   \r\n  <span class=\"c\">\/\/Creating a slice<\/span>\r\n  <span class=\"k\">var<\/span> <span class=\"n\">slic<\/span> <span class=\"p\">[]<\/span><span class=\"kt\">int<\/span> <span class=\"o\">=<\/span> <span class=\"n\">arr<\/span><span class=\"p\">[<\/span><span class=\"m\">0<\/span><span class=\"o\">:<\/span><span class=\"m\">2<\/span><span class=\"p\">]<\/span>\r\n  <span class=\"n\">slic<\/span><span class=\"p\">[<\/span><span class=\"m\">0<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"m\">100<\/span>\r\n  \r\n  <span class=\"c\">\/\/Printing changed array and slice<\/span>\r\n  <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"After Updating:\"<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Array:\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">arr<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Slice:\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">slic<\/span><span class=\"p\">)<\/span>\r\n  \r\n  <span class=\"c\">\/\/Creating a map<\/span>\r\n  <span class=\"k\">var<\/span> <span class=\"n\">m<\/span> <span class=\"k\">map<\/span><span class=\"p\">[<\/span><span class=\"kt\">string<\/span><span class=\"p\">]<\/span><span class=\"kt\">int<\/span> <span class=\"o\">=<\/span> <span class=\"k\">map<\/span><span class=\"p\">[<\/span><span class=\"kt\">string<\/span><span class=\"p\">]<\/span><span class=\"kt\">int<\/span><span class=\"p\">{<\/span><span class=\"s\">\"one\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">1<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"two\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">2<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"three\"<\/span><span class=\"o\">:<\/span> <span class=\"m\">3<\/span><span class=\"p\">}<\/span>\r\n  <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Map:\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">m<\/span><span class=\"p\">)<\/span>\r\n  \r\n  <span class=\"c\">\/\/Creating a struct<\/span>\r\n  <span class=\"k\">type<\/span> <span class=\"n\">Student<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">name<\/span> <span class=\"kt\">string<\/span>\r\n    <span class=\"n\">age<\/span> <span class=\"kt\">int<\/span>\r\n    <span class=\"n\">grade<\/span> <span class=\"kt\">float32<\/span>\r\n  <span class=\"p\">}<\/span>\r\n  \r\n  <span class=\"k\">var<\/span> <span class=\"n\">student1<\/span> <span class=\"n\">Student<\/span> <span class=\"o\">=<\/span> <span class=\"n\">Student<\/span><span class=\"p\">{<\/span><span class=\"n\">name<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"John\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">age<\/span><span class=\"o\">:<\/span> <span class=\"m\">20<\/span><span class=\"p\">,<\/span> <span class=\"n\">grade<\/span><span class=\"o\">:<\/span> <span class=\"m\">3.5<\/span><span class=\"p\">}<\/span>\r\n  <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Student1:\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">student1<\/span><span class=\"p\">)<\/span>\r\n  \r\n  <span class=\"c\">\/\/Creating a pointer<\/span>\r\n  <span class=\"k\">var<\/span> <span class=\"n\">ptr<\/span> <span class=\"o\">*<\/span><span class=\"kt\">int<\/span> <span class=\"o\">=<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">integer<\/span>\r\n  <span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Pointer Value:\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">ptr<\/span><span class=\"p\">)<\/span>\r\n  \r\n  <span class=\"c\">\/\/Creating an interface<\/span>\r\n  <span class=\"k\">type<\/span> <span class=\"n\">Shape<\/span> <span class=\"k\">interface<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">Area<\/span><span class=\"p\">()<\/span> <span class=\"kt\">float64<\/span>\r\n  <span class=\"p\">}<\/span>\r\n  \r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h2>\u51fd\u6570<\/h2>\n<h3>\u5c1d\u8bd5\u7f16\u5199\u5b9e\u9645\u51fd\u6570<\/h3>\n<p>Golang\u51fd\u6570\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u95a2\u6570\u540d(functionName)<\/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\">\u5f15\u6570(parameters)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">return\u3059\u308b\u3068\u304d\u306e\u30bf\u30a4\u30d7(returnType)<\/ul>\n<p>\u5199\u4ee3\u7801\u65f6\u9700\u8981\u6307\u5b9a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">func<\/span> <span class=\"n\">functionName<\/span><span class=\"p\">(<\/span><span class=\"n\">parameters<\/span><span class=\"p\">)<\/span> <span class=\"n\">returnType<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"c\">\/\/ \u3053\u3053\u306b\u51e6\u7406\u3092\u66f8\u3044\u3066result\u306b\u5024\u3092\u3044\u308c\u308b<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"n\">result<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<h3>\u533f\u540d\u51fd\u6570<\/h3>\n<p>\u5bf9\u4e0d\u8d77\uff0c\u6211\u4e0d\u77e5\u9053\u7528\u65e5\u8bed\u600e\u4e48\u8bf4\uff0c\u6240\u4ee5\u76f4\u8bd1\u4e86\u4e00\u4e0b\uff08\u7b11\uff09\u3002<\/p>\n<p>\u533f\u540d\u51fd\u6570\u662f\u6307\u6ca1\u6709\u540d\u5b57\u7684\u51fd\u6570\uff0c\u5e76\u5728\u9700\u8981\u65f6\u7acb\u5373\u8c03\u7528\u7684\u51fd\u6570\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"s\">\"fmt\"<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n\t<span class=\"c\">\/\/ \"Hello, World!\"\u3068\u8868\u793a\u3059\u308b\u533f\u540d\u95a2\u6570<\/span>\r\n\t<span class=\"k\">func<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n\t\t<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Hello, World!\"<\/span><span class=\"p\">)<\/span>\r\n\t<span class=\"p\">}()<\/span>\r\n\r\n\t<span class=\"c\">\/\/ \u639b\u3051\u7b97\u3092\u884c\u3046\u533f\u540d\u95a2\u6570<\/span>\r\n\t<span class=\"n\">result<\/span> <span class=\"o\">:=<\/span> <span class=\"k\">func<\/span><span class=\"p\">(<\/span><span class=\"n\">x<\/span><span class=\"p\">,<\/span> <span class=\"n\">y<\/span> <span class=\"kt\">int<\/span><span class=\"p\">)<\/span> <span class=\"kt\">int<\/span> <span class=\"p\">{<\/span>\r\n\t\t<span class=\"k\">return<\/span> <span class=\"n\">x<\/span> <span class=\"o\">*<\/span> <span class=\"n\">y<\/span>\r\n\t<span class=\"p\">}(<\/span><span class=\"m\">5<\/span><span class=\"p\">,<\/span> <span class=\"m\">10<\/span><span class=\"p\">)<\/span>\r\n\t<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">result<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<h3>\u9012\u5f52<\/h3>\n<p>\u9012\u5f52\u662f\u5728\u51fd\u6570\u5185\u90e8\u7684\u5904\u7406\u4e2d\uff0c\u6839\u636e\u6761\u4ef6\u4e0d\u65ad\u8c03\u7528\u76f8\u540c\u7684\u51fd\u6570\u76f4\u5230\u6ee1\u8db3\u6761\u4ef6\u4e3a\u6b62\u3002<\/p>\n<p>\u5728\u4e0b\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4e0d\u65ad\u5730\u8c03\u7528\uff0c\u76f4\u5230n\u53d8\u4e3a0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">func<\/span> <span class=\"n\">fact<\/span><span class=\"p\">(<\/span><span class=\"n\">n<\/span> <span class=\"kt\">int<\/span><span class=\"p\">)<\/span> <span class=\"kt\">int<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">n<\/span> <span class=\"o\">==<\/span> <span class=\"m\">0<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"m\">1<\/span>\r\n   <span class=\"p\">}<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">n<\/span> <span class=\"o\">*<\/span> <span class=\"n\">fact<\/span><span class=\"p\">(<\/span><span class=\"n\">n<\/span><span class=\"o\">-<\/span><span class=\"m\">1<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5f53return\u6709\u591a\u4e2a\u503c\u65f6<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">func<\/span> <span class=\"n\">swap<\/span><span class=\"p\">(<\/span><span class=\"n\">x<\/span><span class=\"p\">,<\/span> <span class=\"n\">y<\/span> <span class=\"kt\">string<\/span><span class=\"p\">)<\/span> <span class=\"p\">(<\/span><span class=\"kt\">string<\/span><span class=\"p\">,<\/span> <span class=\"kt\">string<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"n\">y<\/span><span class=\"p\">,<\/span> <span class=\"n\">x<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"n\">a<\/span><span class=\"p\">,<\/span> <span class=\"n\">b<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">swap<\/span><span class=\"p\">(<\/span><span class=\"s\">\"hello\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"world\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">a<\/span><span class=\"p\">,<\/span> <span class=\"n\">b<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h2>\u6307\u9488\u7684\u57fa\u7840<\/h2>\n<p>\u6307\u9488\u662f\u7528\u6765\u5b58\u50a8\u53d8\u91cf\u5185\u5b58\u5730\u5740\u7684\u53d8\u91cf\u3002<\/p>\n<p>\u6362\u53e5\u8bdd\u8bf4\uff0c\u6307\u9488\u5e76\u4e0d\u76f4\u63a5\u5b58\u50a8\u6570\u636e\uff0c\u800c\u662f\u6307\u5411\u8ba1\u7b97\u673a\u5185\u5b58\u4e2d\u5b58\u50a8\u6570\u636e\u7684\u4f4d\u7f6e\u3002<\/p>\n<h3>\u4ec0\u4e48\u65f6\u5019\u4f7f\u7528\uff1f<\/h3>\n<p>\u4f7f\u7528\u6307\u9488\u7684\u4e3b\u8981\u76ee\u7684\u6709\u4e24\u4e2a\u3002<br \/>\n\u4e00\u662f\u5f53\u8981\u5b58\u50a8\u5927\u91cf\u6570\u636e\u7684\u53d8\u91cf\u65f6\u4f7f\u7528\u6307\u9488\u3002<\/p>\n<p>\u5982\u679c\u5c06\u5927\u91cf\u6570\u636e\u653e\u5165\u53d8\u91cf\u4e2d\uff0c\u6bcf\u6b21\u4f7f\u7528\u53d8\u91cf\u65f6\u90fd\u4f1a\u8fdb\u884c\u6570\u636e\u7684\u590d\u5236\uff0c\u56e0\u6b64\u5e94\u6839\u636e\u8d1f\u8f7d\u8003\u8651\uff0c\u5c3d\u91cf\u4f7f\u7528\u6307\u9488\u6765\u5904\u7406\u5927\u6570\u636e\u6216\u91cd\u590d\u4f7f\u7528\u7684\u6570\u636e\u3002<\/p>\n<p>\u53e6\u4e00\u4e2a\u9009\u62e9\u662f\u5728\u4f7f\u7528struct\u7b49\u65f6\u3002<\/p>\n<p>\u5728Golang\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6307\u9488\u6765\u5904\u7406\u7ed3\u6784\u4f53\u548c\u5bf9\u8c61\u3002\u6211\u4eec\u5c06\u7ed3\u6784\u4f53\u89c6\u4e3a\u4e00\u4e2a\u7bb1\u5b50\uff0c\u53ef\u4ee5\u5c06\u5404\u79cd\u4e1c\u897f\u653e\u5165\u5176\u4e2d\uff0c\u5e76\u5e0c\u671b\u4fee\u6539\u5176\u4e2d\u7684\u67d0\u4e9b\u5185\u5bb9\u3002<\/p>\n<p>\u4f7f\u7528\u6307\u9488\u65f6\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7279\u6b8a\u7684\u53d8\u91cf\uff0c\u5b83\u6307\u793a\u5185\u5b58\u4e2d\u7684\u4e00\u4e2a\u51c6\u786e\u4f4d\u7f6e\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u4fdd\u5b58\u503c\u3002\u5c06\u8fd9\u4e2a\u6307\u9488\u53d8\u91cf\u4f20\u9012\u7ed9\u51fd\u6570\u65f6\uff0c\u53ef\u4ee5\u5bf9\u6307\u9488\u53d8\u91cf\u6240\u6307\u5411\u7684struct\u8fdb\u884c\u4fee\u6539\uff0c\u5e76\u4e14\u8fd9\u4e9b\u4fee\u6539\u5c06\u53cd\u6620\u5728\u539f\u59cb\u7684struct\u4e0a\u3002<\/p>\n<p>\u8fd9\u5c31\u50cf\u4e24\u4e2a\u4eba\u62ff\u7740\u540c\u4e00\u4e2a\u76d2\u5b50\u4e00\u6837\uff0c\u4e00\u4e2a\u4eba\u79fb\u52a8\u76d2\u5b50\u91cc\u7684\u4e1c\u897f\uff0c\u53e6\u4e00\u4e2a\u4eba\u4e5f\u80fd\u611f\u77e5\u5230\u8fd9\u4e2a\u53d8\u5316\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u5f53\u60f3\u8981\u4fee\u6539\u7ed3\u6784\u4f53\u4e2d\u7684\u5185\u5bb9\uff0c\u800c\u65e0\u9700\u590d\u5236\u6574\u4e2a\u7ed3\u6784\u4f53\u65f6\uff0c\u6307\u9488\u975e\u5e38\u65b9\u4fbf\u3002\u5b83\u7c7b\u4f3c\u4e8e\u5bf9\u539f\u59cb\u76d2\u5b50\u7684\u5feb\u6377\u65b9\u5f0f\uff0c\u53ef\u4ee5\u66f4\u5feb\u901f\u4e14\u9ad8\u6548\u5730\u8fdb\u884c\u4fee\u6539\u3002<\/p>\n<h3>\u6307\u9488\u7684\u4f7f\u7528\u793a\u4f8b<\/h3>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"s\">\"fmt\"<\/span>\r\n\r\n<span class=\"k\">type<\/span> <span class=\"n\">Person<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n\t<span class=\"n\">name<\/span> <span class=\"kt\">string<\/span>\r\n\t<span class=\"n\">age<\/span>  <span class=\"kt\">int<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n\t<span class=\"n\">p<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">Person<\/span><span class=\"p\">{<\/span><span class=\"n\">name<\/span><span class=\"o\">:<\/span> <span class=\"s\">\"Alice\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">age<\/span><span class=\"o\">:<\/span> <span class=\"m\">30<\/span><span class=\"p\">}<\/span>\r\n\r\n\t<span class=\"c\">\/\/ \u69cb\u9020\u4f53\u306e\u30dd\u30a4\u30f3\u30bf\u3092\u4f5c\u6210\u3059\u308b<\/span>\r\n\t<span class=\"n\">ptr<\/span> <span class=\"o\">:=<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">p<\/span>\r\n\t<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">ptr<\/span><span class=\"p\">)<\/span> <span class=\"c\">\/\/&amp;{Alice 30}<\/span>\r\n\r\n\t<span class=\"c\">\/\/ \u69cb\u9020\u4f53\u306e\u30dd\u30a4\u30f3\u30bf\u3092\u4f7f\u3063\u3066\u69cb\u9020\u4f53\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b<\/span>\r\n\t<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">((<\/span><span class=\"o\">*<\/span><span class=\"n\">ptr<\/span><span class=\"p\">)<\/span><span class=\"o\">.<\/span><span class=\"n\">name<\/span><span class=\"p\">)<\/span> <span class=\"c\">\/\/ prints \"Alice\"<\/span>\r\n\t<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">ptr<\/span><span class=\"o\">.<\/span><span class=\"n\">age<\/span><span class=\"p\">)<\/span>     <span class=\"c\">\/\/ prints 30<\/span>\r\n\r\n\t<span class=\"c\">\/\/ pointer\u3092\u4f7f\u3063\u3066p\u306e\u5024\u3092\u5909\u66f4\u3059\u308b<\/span>\r\n\t<span class=\"n\">ptr<\/span><span class=\"o\">.<\/span><span class=\"n\">name<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"Bob\"<\/span>\r\n\t<span class=\"n\">ptr<\/span><span class=\"o\">.<\/span><span class=\"n\">age<\/span> <span class=\"o\">=<\/span> <span class=\"m\">35<\/span>\r\n\t<span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Println<\/span><span class=\"p\">(<\/span><span class=\"n\">p<\/span><span class=\"p\">)<\/span> <span class=\"c\">\/\/ prints \"{Bob 35}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5fc5\u5907\u4e8b\u9879 golang 1.9\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb &nbsp; VSCode Golang \u7684\u57fa\u7840\u3002 \u521b\u5efa\u4e00\u4e2a\u76ee\u5f55 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44045","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>Golang\u6559\u7a0b - 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\/golang\u6559\u7a0b\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Golang\u6559\u7a0b\" \/>\n<meta property=\"og:description\" content=\"\u5fc5\u5907\u4e8b\u9879 golang 1.9\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb &nbsp; VSCode Golang \u7684\u57fa\u7840\u3002 \u521b\u5efa\u4e00\u4e2a\u76ee\u5f55 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/golang\u6559\u7a0b\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-18T03:14:17+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T11:39:13+00:00\" \/>\n<meta name=\"author\" content=\"\u79d1, \u9896\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta 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