{"id":206885,"date":"2025-06-12T15:35:21","date_gmt":"2025-06-12T07:35:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206885\/"},"modified":"2025-06-12T15:35:21","modified_gmt":"2025-06-12T07:35:21","slug":"go-%e8%af%ad%e8%a8%80%e4%b8%ad%e5%8f%98%e9%87%8f%e5%ae%9a%e4%b9%89%e4%b8%ad%e7%9a%84_%e7%ac%a6%e5%8f%b7%e6%9c%89%e4%bd%95%e4%bd%9c%e7%94%a8%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206885\/","title":{"rendered":"Go \u8bed\u8a00\u4e2d\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684&#8221;_&#8221;\u7b26\u53f7\u6709\u4f55\u4f5c\u7528\uff1f"},"content":{"rendered":"<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGo \u8bed\u8a00\u4e2d\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684&#8221;_&#8221;\u7b26\u53f7\u6709\u4f55\u4f5c\u7528\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241127\/17326845366746aaf8b9ab3.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684\u7279\u6709\u5199\u6cd5\u89e3\u6790<\/strong>,\u5728 go \u4e2d\uff0c\u53d8\u91cf\u5b9a\u4e49\u901a\u5e38\u4f7f\u7528 var \u5173\u952e\u5b57\uff0c\u540e\u8ddf\u53d8\u91cf\u540d\u79f0\u548c\u7c7b\u578b\u3002\u7136\u800c\uff0c\u6709\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53d8\u91cf\u5b9a\u4e49\u53ef\u80fd\u4f1a\u5305\u542b\u4e00\u4e9b\u989d\u5916\u7684\u8bed\u6cd5\uff0c\u6bd4\u5982\u672c\u6587\u63d0\u5230\u7684\u793a\u4f8b\uff1a,\u5176\u4e2d\uff1a,\u8be5\u5199\u6cd5\u7528\u4e8e\u5b9a\u4e49\u4e00\u4e2a\u63a5\u53e3\u7c7b\u578b\u7684\u53d8\u91cf\uff0c\u5e76\u5c06\u5176\u521d\u59cb\u5316\u4e3a\u4e00\u4e2a\u7a7a\u6307\u9488\u503c\u3002\u53ef\u4ee5\u4f7f\u7528\u7a7a\u6807\u8bc6\u7b26\u6765\u8868\u793a\u53d8\u91cf\u65e0\u610f\u3067\u4f7f\u7528\u3055\u308c\u305a\uff0c\u4ec5\u7528\u4e8e\u5b9e\u73b0\u63a5\u53e3\u3002,\u8fd9\u79cd\u5199\u6cd5\u5e38\u89c1\u4e8e\u5355\u5143\u6d4b\u8bd5\u4e2d\uff0c\u7528\u4e8e\u6a21\u62df\u63a5\u53e3\u7684\u5b9e\u73b0\u3002\u901a\u8fc7\u5c06\u53d8\u91cf\u521d\u59cb\u5316\u4e3a\u4e00\u4e2a\u7a7a\u6307\u9488\u503c\uff0c\u53ef\u4ee5\u907f\u514d\u5728\u6d4b\u8bd5\u4e2d\u76f4\u63a5\u5b9e\u4f8b\u5316\u63a5\u53e3\u7684\u5b9e\u73b0\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u7075\u6d3b\u7684\u53ef\u6d4b\u8bd5\u6027\u3002,\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aGo \u8bed\u8a00\u4e2d\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684&#8221;_&#8221;\u7b26\u53f7\u6709\u4f55\u4f5c\u7528\uff1f\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,handler \u662f\u4e00\u4e2a\u63a5\u53e3\u7c7b\u578b\u3002,_ \u662f\u4e00\u4e2a\u7a7a\u6807\u8bc6\u7b26\uff0c\u7528\u4e8e\u5ffd\u7565\u53d8\u91cf\u540d\u3002,(*handler)(nil) \u662f\u4e00\u4e2a\u7c7b\u578b\u65ad\u8a00\uff0c\u5c06 nil \u8f6c\u6362\u4e3a *handler \u7c7b\u578b\u7684\u6307\u9488\u503c\u3002,\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684\u7279\u6709\u5199\u6cd5\u89e3\u6790,\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGo \u8bed\u8a00\u4e2d\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684&#8221;_&#8221;\u7b26\u53f7\u6709\u4f55\u4f5c\u7528\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01,<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>Go \u8bed\u8a00\u4e2d\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684&#8221;_&#8221;\u7b26\u53f7\u6709\u4f55\u4f5c\u7528\uff1f<\/span><\/p>\n<h1>Go \u8bed\u8a00\u4e2d\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684&#8221;_&#8221;\u7b26\u53f7\u6709\u4f55\u4f5c\u7528\uff1f<\/h1>\n<p><span>2024-11-27 13:15:52<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGo \u8bed\u8a00\u4e2d\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684&#8221;_&#8221;\u7b26\u53f7\u6709\u4f55\u4f5c\u7528\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728GOLANG\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241127\/17326845366746aaf8b9ab3.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684\u7279\u6709\u5199\u6cd5\u89e3\u6790<\/strong><\/p>\n<p>\u5728 go \u4e2d\uff0c\u53d8\u91cf\u5b9a\u4e49\u901a\u5e38\u4f7f\u7528 var \u5173\u952e\u5b57\uff0c\u540e\u8ddf\u53d8\u91cf\u540d\u79f0\u548c\u7c7b\u578b\u3002\u7136\u800c\uff0c\u6709\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53d8\u91cf\u5b9a\u4e49\u53ef\u80fd\u4f1a\u5305\u542b\u4e00\u4e9b\u989d\u5916\u7684\u8bed\u6cd5\uff0c\u6bd4\u5982\u672c\u6587\u63d0\u5230\u7684\u793a\u4f8b\uff1a<\/p>\n<pre>var _ Handler = (*handler)(nil)<\/pre>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>_ \u662f\u4e00\u4e2a\u7a7a\u6807\u8bc6\u7b26\uff0c\u7528\u4e8e\u5ffd\u7565\u53d8\u91cf\u540d\u3002<\/li>\n<li>handler \u662f\u4e00\u4e2a\u63a5\u53e3\u7c7b\u578b\u3002<\/li>\n<li>(*handler)(nil) \u662f\u4e00\u4e2a\u7c7b\u578b\u65ad\u8a00\uff0c\u5c06 nil \u8f6c\u6362\u4e3a *handler \u7c7b\u578b\u7684\u6307\u9488\u503c\u3002<\/li>\n<\/ul>\n<p>\u8be5\u5199\u6cd5\u7528\u4e8e\u5b9a\u4e49\u4e00\u4e2a\u63a5\u53e3\u7c7b\u578b\u7684\u53d8\u91cf\uff0c\u5e76\u5c06\u5176\u521d\u59cb\u5316\u4e3a\u4e00\u4e2a\u7a7a\u6307\u9488\u503c\u3002\u53ef\u4ee5\u4f7f\u7528\u7a7a\u6807\u8bc6\u7b26\u6765\u8868\u793a\u53d8\u91cf\u65e0\u610f\u3067\u4f7f\u7528\u3055\u308c\u305a\uff0c\u4ec5\u7528\u4e8e\u5b9e\u73b0\u63a5\u53e3\u3002<\/p>\n<p>\u8fd9\u79cd\u5199\u6cd5\u5e38\u89c1\u4e8e\u5355\u5143\u6d4b\u8bd5\u4e2d\uff0c\u7528\u4e8e\u6a21\u62df\u63a5\u53e3\u7684\u5b9e\u73b0\u3002\u901a\u8fc7\u5c06\u53d8\u91cf\u521d\u59cb\u5316\u4e3a\u4e00\u4e2a\u7a7a\u6307\u9488\u503c\uff0c\u53ef\u4ee5\u907f\u514d\u5728\u6d4b\u8bd5\u4e2d\u76f4\u63a5\u5b9e\u4f8b\u5316\u63a5\u53e3\u7684\u5b9e\u73b0\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u7075\u6d3b\u7684\u53ef\u6d4b\u8bd5\u6027\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aGo \u8bed\u8a00\u4e2d\u53d8\u91cf\u5b9a\u4e49\u4e2d\u7684&#8221;_&#8221;\u7b26\u53f7\u6709\u4f55\u4f5c\u7528\uff1f\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   \u76d1\u63a7\u4e3b\u673a\u53ef\u4ee5\u4e0d\u7528\u84dd\u7259\u5417\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u56fd\u5bb6\u5e7f\u64ad\u7535\u89c6\u603b\u5c40\uff1a\u201c\u91cd\u6e29\u7ecf\u5178\u201d\u9891\u9053\u6536\u89c6\u89c4\u6a21\u8fbe 6129.8 \u4e07\u6237\uff0c\u7a33\u5c45\u665a\u95f4\u65f6\u6bb5\u5730\u65b9\u536b\u89c6\u9891\u9053\u6536\u89c6\u7387\u9996\u4f4d\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587 \u300a&#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-206885","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206885","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=206885"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206885\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}