{"id":205914,"date":"2025-06-12T09:38:48","date_gmt":"2025-06-12T01:38:48","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205914\/"},"modified":"2025-06-12T09:38:48","modified_gmt":"2025-06-12T01:38:48","slug":"golang-%e5%87%bd%e6%95%b0%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%e9%97%ad%e5%8c%85%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205914\/","title":{"rendered":"Golang \u51fd\u6570\u5982\u4f55\u5b9e\u73b0\u95ed\u5305\uff1f"},"content":{"rendered":"<p>\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGOLANG \u51fd\u6570\u5982\u4f55\u5b9e\u73b0\u95ed\u5305\uff1f\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~,\u5728 Go \u4e2d\uff0c\u51fd\u6570\u95ed\u5305\u662f\u80fd\u591f\u8bbf\u95ee\u5176\u5b9a\u4e49\u4f5c\u7528\u57df\u4e4b\u5916\u53d8\u91cf\u7684\u51fd\u6570\uff0c\u5b9e\u73b0\u65b9\u5f0f\u5982\u4e0b\uff1a\u5c06\u5d4c\u5957\u51fd\u6570\u8d4b\u7ed9\u53d8\u91cf\u3002\u5373\u4f7f\u5916\u90e8\u51fd\u6570\u5df2\u7ecf\u8fd4\u56de\uff0c\u5d4c\u5957\u51fd\u6570\u4ecd\u80fd\u8bbf\u95ee\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\u3002\u8fd9\u79cd\u7279\u6027\u5bf9\u4e8e\u4e8b\u4ef6\u5904\u7406\u548c\u72b6\u6001\u7ba1\u7406\u7b49\u5e94\u7528\u573a\u666f\u5f88\u6709\u7528\u3002,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241028\/1730075731671edc53c9a44.jpg\" class=\"aligncenter\">,<br \/>\n<strong>Go \u4e2d\u51fd\u6570\u95ed\u5305\u7684\u5b9e\u73b0<\/strong>,\u5728 Go \u4e2d\uff0c\u95ed\u5305\u662f\u53ef\u4ee5\u8bbf\u95ee\u5176\u5b9a\u4e49\u4f5c\u7528\u57df\u4e4b\u5916\u53d8\u91cf\u7684\u51fd\u6570\u3002\u8fd9\u4f7f\u5f97\u51fd\u6570\u80fd\u591f\u8bb0\u4f4f\u5728\u521b\u5efa\u65f6\u53ef\u7528\uff0c\u4f46\u968f\u540e\u53ef\u80fd\u8d85\u51fa\u5176\u5c40\u90e8\u4f5c\u7528\u57df\u7684\u6570\u636e\u3002,\u8981\u521b\u5efa\u95ed\u5305\uff0c\u53ea\u9700\u5c06\u5d4c\u5957\u51fd\u6570\u8d4b\u7ed9\u53d8\u91cf\u3002\u5d4c\u5957\u51fd\u6570\u5c06\u80fd\u591f\u8bbf\u95ee\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\uff0c\u5373\u4f7f\u5916\u90e8\u51fd\u6570\u5df2\u7ecf\u8fd4\u56de\u3002,<br \/>\n<strong>\u4ee3\u7801\u793a\u4f8b\uff1a<\/strong>,<br \/>\n<strong>\u8f93\u51fa\uff1a<\/strong>,\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c<br \/>\n<code>inner<\/code> \u51fd\u6570\u662f\u4e00\u4e2a\u95ed\u5305\uff0c\u5b83\u5373\u4f7f\u5728<br \/>\n<code>outer<\/code> \u51fd\u6570\u8fd4\u56de\u540e\u4ecd\u80fd\u8bbf\u95ee\u5176\u5916\u90e8\u53d8\u91cf<br \/>\n<code>num<\/code>\u3002\u95ed\u5305\u7684\u8fd9\u79cd\u7279\u6027\u5bf9\u4e8e\u591a\u79cd\u5e94\u7528\u573a\u666f\u5f88\u6709\u7528\uff0c\u4f8b\u5982\u4e8b\u4ef6\u5904\u7406\u548c\u72b6\u6001\u7ba1\u7406\u3002,\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~,\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGOLANG \u51fd\u6570\u5982\u4f55\u5b9e\u73b0\u95ed\u5305\uff1f\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~,<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>GOLANG \u51fd\u6570\u5982\u4f55\u5b9e\u73b0\u95ed\u5305\uff1f<\/span><\/p>\n<h1>GOLANG \u51fd\u6570\u5982\u4f55\u5b9e\u73b0\u95ed\u5305\uff1f<\/h1>\n<p><span>2024-10-28 08:35:46<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aGOLANG \u51fd\u6570\u5982\u4f55\u5b9e\u73b0\u95ed\u5305\uff1f\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~<\/p>\n<p>\u5728 Go \u4e2d\uff0c\u51fd\u6570\u95ed\u5305\u662f\u80fd\u591f\u8bbf\u95ee\u5176\u5b9a\u4e49\u4f5c\u7528\u57df\u4e4b\u5916\u53d8\u91cf\u7684\u51fd\u6570\uff0c\u5b9e\u73b0\u65b9\u5f0f\u5982\u4e0b\uff1a\u5c06\u5d4c\u5957\u51fd\u6570\u8d4b\u7ed9\u53d8\u91cf\u3002\u5373\u4f7f\u5916\u90e8\u51fd\u6570\u5df2\u7ecf\u8fd4\u56de\uff0c\u5d4c\u5957\u51fd\u6570\u4ecd\u80fd\u8bbf\u95ee\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\u3002\u8fd9\u79cd\u7279\u6027\u5bf9\u4e8e\u4e8b\u4ef6\u5904\u7406\u548c\u72b6\u6001\u7ba1\u7406\u7b49\u5e94\u7528\u573a\u666f\u5f88\u6709\u7528\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241028\/1730075731671edc53c9a44.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Go \u4e2d\u51fd\u6570\u95ed\u5305\u7684\u5b9e\u73b0<\/strong><\/p>\n<p>\u5728 Go \u4e2d\uff0c\u95ed\u5305\u662f\u53ef\u4ee5\u8bbf\u95ee\u5176\u5b9a\u4e49\u4f5c\u7528\u57df\u4e4b\u5916\u53d8\u91cf\u7684\u51fd\u6570\u3002\u8fd9\u4f7f\u5f97\u51fd\u6570\u80fd\u591f\u8bb0\u4f4f\u5728\u521b\u5efa\u65f6\u53ef\u7528\uff0c\u4f46\u968f\u540e\u53ef\u80fd\u8d85\u51fa\u5176\u5c40\u90e8\u4f5c\u7528\u57df\u7684\u6570\u636e\u3002<\/p>\n<p>\u8981\u521b\u5efa\u95ed\u5305\uff0c\u53ea\u9700\u5c06\u5d4c\u5957\u51fd\u6570\u8d4b\u7ed9\u53d8\u91cf\u3002\u5d4c\u5957\u51fd\u6570\u5c06\u80fd\u591f\u8bbf\u95ee\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\uff0c\u5373\u4f7f\u5916\u90e8\u51fd\u6570\u5df2\u7ecf\u8fd4\u56de\u3002<\/p>\n<p><strong>\u4ee3\u7801\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>package main\n\nimport \"fmt\"\n\nfunc main() {\n    \/\/ \u5b9a\u4e49\u4e00\u4e2a\u5916\u90e8\u51fd\u6570\n    outer := func() { \n        num := 10 \/\/ \u5916\u90e8\u53d8\u91cf\n\n        \/\/ \u5b9a\u4e49\u5d4c\u5957\u95ed\u5305\u51fd\u6570\n        inner := func() { \n            fmt.Println(num) \n        }\n\n        \/\/ \u5c06\u95ed\u5305\u8d4b\u7ed9\u53d8\u91cf\n        closure := inner\n\n        \/\/ \u5916\u90e8\u51fd\u6570\u9000\u51fa\uff0cnum \u4e0d\u518d\u53ef\u7528\n        defer func() {\n            fmt.Println(\"\u9000\u51fa\u5916\u90e8\u51fd\u6570\")\n            num = 0 \/\/ \u8fd9\u91cc num \u4f1a\u5931\u6548\n        }()\n\n        \/\/ \u95ed\u5305\u4ecd\u7136\u53ef\u4ee5\u8bbf\u95ee\u5916\u90e8\u53d8\u91cf\n        closure() \n\n        num = 20 \/\/ \u66f4\u65b0\u5916\u90e8\u53d8\u91cf\n\n        \/\/ \u95ed\u5305\u4ecd\u7136\u53ef\u4ee5\u8bbf\u95ee\u66f4\u65b0\u540e\u7684\u5916\u90e8\u53d8\u91cf\n        closure() \n    }\n\n    \/\/ \u6267\u884c\u5916\u90e8\u51fd\u6570\n    outer()\n}<\/pre>\n<p><strong>\u8f93\u51fa\uff1a<\/strong><\/p>\n<pre>10\n20\n\u9000\u51fa\u5916\u90e8\u51fd\u6570<\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c<code>inner<\/code> \u51fd\u6570\u662f\u4e00\u4e2a\u95ed\u5305\uff0c\u5b83\u5373\u4f7f\u5728 <code>outer<\/code> \u51fd\u6570\u8fd4\u56de\u540e\u4ecd\u80fd\u8bbf\u95ee\u5176\u5916\u90e8\u53d8\u91cf <code>num<\/code>\u3002\u95ed\u5305\u7684\u8fd9\u79cd\u7279\u6027\u5bf9\u4e8e\u591a\u79cd\u5e94\u7528\u573a\u666f\u5f88\u6709\u7528\uff0c\u4f8b\u5982\u4e8b\u4ef6\u5904\u7406\u548c\u72b6\u6001\u7ba1\u7406\u3002<\/p>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   CKA \u5168\u7a0b\u8bfe\u7a0b\u65e5 \u4e3a\u4ec0\u4e48\u4f7f\u7528 Kubernetes\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u5728 JavaScript \u4e2d\u9694\u79bb\u4ee3\u7801\u7247\u6bb5\uff1a\u8f7b\u91cf\u7ea7\u6c99\u7bb1\u89e3\u51b3\u65b9\u6848\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86 \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-205914","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205914","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=205914"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205914\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205914"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205914"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205914"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}