{"id":205763,"date":"2025-06-12T08:00:04","date_gmt":"2025-06-12T00:00:04","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205763\/"},"modified":"2025-06-12T08:00:04","modified_gmt":"2025-06-12T00:00:04","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-golang-%e4%b8%ad%e7%9a%84%e9%97%ad%e5%8c%85%e5%ae%9e%e7%8e%b0%e5%87%bd%e6%95%b0%e5%9b%9e%e8%b0%83","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205763\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Golang \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03"},"content":{"rendered":"<p><span style=\"color: #222222;, sans-serif;background-color: #FFFFFF\">\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898<span style=\"color: #222222;, sans-serif;background-color: #FFFFFF\">\u662f<\/span><span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u4f7f\u7528 GOLANG \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span>,\u4f7f\u7528\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\uff1a1. \u95ed\u5305\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u5176\u5468\u56f4\u4f5c\u7528\u57df\u53d8\u91cf\u30022. \u95ed\u5305\u8bed\u6cd5\uff1afunc outerFunc(x int) func() int { return func() int { return x } }\u30023. \u95ed\u5305\u53ef\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\uff0c\u5141\u8bb8\u5c06\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u53e6\u4e00\u4e2a\u51fd\u6570\u30024. \u95ed\u5305\u4f18\u70b9\uff1a\u53ef\u8bbf\u95ee\u5468\u56f4\u4f5c\u7528\u57df\u53d8\u91cf\u3001\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\u3001\u63d0\u4f9b\u56de\u8c03\u51fd\u6570\u884c\u4e3a\u63a7\u5236\u3002,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729993057671d9961d7c9a.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u5982\u4f55\u4f7f\u7528 GOLANG \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03<\/strong>,<br \/>\n<strong>\u7b80\u4ecb<\/strong>,\u95ed\u5305\u5728 Go \u4e2d\u662f\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u5176\u5468\u56f4\u4f5c\u7528\u57df\u53d8\u91cf\u7684\u9ad8\u9636\u51fd\u6570\u3002\u5b83\u4eec\u5728\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u65f6\u975e\u5e38\u6709\u7528\u3002,<br \/>\n<strong>\u8bed\u6cd5<\/strong>,Go \u4e2d\u7684\u95ed\u5305\u8bed\u6cd5\u5982\u4e0b\uff1a,<br \/>\n<strong>\u4f7f\u7528\u573a\u666f<\/strong>,\u95ed\u5305\u7684\u4e00\u4e2a\u5178\u578b\u7528\u9014\u662f\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u3002\u56de\u8c03\u5141\u8bb8\u6211\u4eec\u5c06\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u53e6\u4e00\u4e2a\u51fd\u6570\u3002,<br \/>\n<strong>\u5b9e\u6218\u6848\u4f8b<\/strong>,\u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\uff0c\u5b83\u4f7f\u7528\u95ed\u5305\u5c06\u51fd\u6570<br \/>\n<code>f<\/code> \u4f5c\u4e3a\u56de\u8c03\u4f20\u9012\u7ed9\u51fd\u6570<br \/>\n<code>callWithCallback<\/code>:,\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c<br \/>\n<code>callback<\/code> \u51fd\u6570\u662f\u4e00\u4e2a\u95ed\u5305\uff0c\u5b83\u6355\u83b7\u4e86\u53d8\u91cf<br \/>\n<code>x<\/code> \u7684\u503c\u3002\u5f53\u6211\u4eec\u8c03\u7528<br \/>\n<code>callWithCallback<\/code> \u65f6\uff0c\u6211\u4eec\u4f20\u9012<br \/>\n<code>callback<\/code> \u4f5c\u4e3a\u53c2\u6570\u3002<br \/>\n<code>callWithCallback<\/code> \u8c03\u7528<br \/>\n<code>callback<\/code> \u5e76\u5c06<br \/>\n<code>x<\/code> \u7684\u503c\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u3002\u7136\u540e<br \/>\n<code>callback<\/code> \u8fd4\u56de<br \/>\n<code>x\u00b2<\/code>\u3002,<br \/>\n<strong>\u4f18\u70b9<\/strong>,\u4f7f\u7528\u95ed\u5305\u5b9e\u73b0\u56de\u8c03\u6709\u4ee5\u4e0b\u4f18\u70b9\uff1a,<br \/>\n<strong>\u7ed3\u8bba<\/strong>,\u95ed\u5305\u5728 Go \u4e2d\u662f\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u7684\u5f3a\u5927\u5de5\u5177\u3002\u5b83\u4eec\u4f7f\u6211\u4eec\u80fd\u591f\u521b\u5efa\u7075\u6d3b\u4e14\u53ef\u91cd\u7528\u7684\u4ee3\u7801\uff0c\u5e76\u63d0\u9ad8\u4e86\u7a0b\u5e8f\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002,\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u5982\u4f55\u4f7f\u7528 GOLANG \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01,\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027,\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u5176\u5468\u56f4\u4f5c\u7528\u57df\u53d8\u91cf,\u63d0\u4f9b\u5bf9\u56de\u8c03\u51fd\u6570\u7684\u884c\u4e3a\u7684\u66f4\u5927\u63a7\u5236,<br \/>\n<span style=\"color: #222222;, sans-serif;background-color: #FFFFFF\">\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898<span style=\"color: #222222;, sans-serif;background-color: #FFFFFF\">\u662f<\/span><span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u4f7f\u7528 GOLANG \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span>,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>\u5982\u4f55\u4f7f\u7528 GOLANG \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03<\/span><\/p>\n<h1>\u5982\u4f55\u4f7f\u7528 GOLANG \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03<\/h1>\n<p><span>2024-10-27 09:37:52<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p><span style=\"color: #222222;, sans-serif;background-color: #FFFFFF\">\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898<span style=\"color: #222222;, sans-serif;background-color: #FFFFFF\">\u662f<\/span><span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5982\u4f55\u4f7f\u7528 GOLANG \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span><\/p>\n<p>\u4f7f\u7528\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\uff1a1. \u95ed\u5305\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u5176\u5468\u56f4\u4f5c\u7528\u57df\u53d8\u91cf\u30022. \u95ed\u5305\u8bed\u6cd5\uff1afunc outerFunc(x int) func() int { return func() int { return x } }\u30023. \u95ed\u5305\u53ef\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\uff0c\u5141\u8bb8\u5c06\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u53e6\u4e00\u4e2a\u51fd\u6570\u30024. \u95ed\u5305\u4f18\u70b9\uff1a\u53ef\u8bbf\u95ee\u5468\u56f4\u4f5c\u7528\u57df\u53d8\u91cf\u3001\u63d0\u9ad8\u4ee3\u7801\u53ef\u8bfb\u6027\u3001\u63d0\u4f9b\u56de\u8c03\u51fd\u6570\u884c\u4e3a\u63a7\u5236\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729993057671d9961d7c9a.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5982\u4f55\u4f7f\u7528 GOLANG \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>\u95ed\u5305\u5728 Go \u4e2d\u662f\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u5176\u5468\u56f4\u4f5c\u7528\u57df\u53d8\u91cf\u7684\u9ad8\u9636\u51fd\u6570\u3002\u5b83\u4eec\u5728\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p><strong>\u8bed\u6cd5<\/strong><\/p>\n<p>Go \u4e2d\u7684\u95ed\u5305\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>func outerFunc(x int) func() int {\n    return func() int {\n        return x\n    }\n}<\/pre>\n<p><strong>\u4f7f\u7528\u573a\u666f<\/strong><\/p>\n<p>\u95ed\u5305\u7684\u4e00\u4e2a\u5178\u578b\u7528\u9014\u662f\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u3002\u56de\u8c03\u5141\u8bb8\u6211\u4eec\u5c06\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u53e6\u4e00\u4e2a\u51fd\u6570\u3002<\/p>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\uff0c\u5b83\u4f7f\u7528\u95ed\u5305\u5c06\u51fd\u6570 <code>f<\/code> \u4f5c\u4e3a\u56de\u8c03\u4f20\u9012\u7ed9\u51fd\u6570 <code>callWithCallback<\/code>:<\/p>\n<pre>package main\n\nimport \"fmt\"\n\nfunc main() {\n    callback := func(x int) int {\n        return x * x\n    }\n\n    result := callWithCallback(10, callback)\n    fmt.Println(result) \/\/ 100\n}\n\nfunc callWithCallback(x int, f func(int) int) int {\n    return f(x)\n}<\/pre>\n<p>\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c<code>callback<\/code> \u51fd\u6570\u662f\u4e00\u4e2a\u95ed\u5305\uff0c\u5b83\u6355\u83b7\u4e86\u53d8\u91cf <code>x<\/code> \u7684\u503c\u3002\u5f53\u6211\u4eec\u8c03\u7528 <code>callWithCallback<\/code> \u65f6\uff0c\u6211\u4eec\u4f20\u9012 <code>callback<\/code> \u4f5c\u4e3a\u53c2\u6570\u3002<code>callWithCallback<\/code> \u8c03\u7528 <code>callback<\/code> \u5e76\u5c06 <code>x<\/code> \u7684\u503c\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u3002\u7136\u540e <code>callback<\/code> \u8fd4\u56de <code>x\u00b2<\/code>\u3002<\/p>\n<p><strong>\u4f18\u70b9<\/strong><\/p>\n<p>\u4f7f\u7528\u95ed\u5305\u5b9e\u73b0\u56de\u8c03\u6709\u4ee5\u4e0b\u4f18\u70b9\uff1a<\/p>\n<ul>\n<li>\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u5176\u5468\u56f4\u4f5c\u7528\u57df\u53d8\u91cf<\/li>\n<li>\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027<\/li>\n<li>\u63d0\u4f9b\u5bf9\u56de\u8c03\u51fd\u6570\u7684\u884c\u4e3a\u7684\u66f4\u5927\u63a7\u5236<\/li>\n<\/ul>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u95ed\u5305\u5728 Go \u4e2d\u662f\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u7684\u5f3a\u5927\u5de5\u5177\u3002\u5b83\u4eec\u4f7f\u6211\u4eec\u80fd\u591f\u521b\u5efa\u7075\u6d3b\u4e14\u53ef\u91cd\u7528\u7684\u4ee3\u7801\uff0c\u5e76\u63d0\u9ad8\u4e86\u7a0b\u5e8f\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u5982\u4f55\u4f7f\u7528 GOLANG \u4e2d\u7684\u95ed\u5305\u5b9e\u73b0\u51fd\u6570\u56de\u8c03\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u521d\u5b66\u8005\u4f7f\u7528 JavaScript \u65f6\u5e38\u72af\u7684\u9519\u8bef\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u9ad8\u9636\u51fd\u6570\u5728 Java \u51fd\u6570\u5408\u6210\u4e2d\u7684\u4f5c\u7528\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205763","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205763","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=205763"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205763\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205763"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205763"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205763"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}