{"id":206541,"date":"2025-06-12T10:51:21","date_gmt":"2025-06-12T02:51:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206541\/"},"modified":"2025-06-12T10:51:21","modified_gmt":"2025-06-12T02:51:21","slug":"go-%e5%8c%bf%e5%90%8d%e5%87%bd%e6%95%b0%e5%8f%98%e9%87%8f%e6%8d%95%e8%8e%b7%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e9%97%ad%e5%8c%85%e4%b8%ad%e7%9a%84%e5%8f%98%e9%87%8f-i-%e6%b0%b8%e8%bf%9c%e6%98%af-4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206541\/","title":{"rendered":"Go \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\uff1a\u4e3a\u4ec0\u4e48\u95ed\u5305\u4e2d\u7684\u53d8\u91cf i \u6c38\u8fdc\u662f 4\uff1f"},"content":{"rendered":"

\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0
\n\u300aGo \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\uff1a\u4e3a\u4ec0\u4e48\u95ed\u5305\u4e2d\u7684\u53d8\u91cf i \u6c38\u8fdc\u662f 4\uff1f\u300b<\/span>\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9…\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01,
\n,
\ngo \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\u7684\u7406\u89e3<\/strong>,go \u533f\u540d\u51fd\u6570\u679c\u771f\u5177\u6709\u95ed\u5305\u7279\u6027\uff0c\u90a3\u4e48\u5728\u4ee3\u7801\u6267\u884c\u65f6\uff0c\u5176\u5185\u90e8\u53d8\u91cf\u662f\u600e\u6837\u6355\u83b7\u7684\u5462\uff1f\u4ee5\u4e0b\u793a\u4f8b\u4ee3\u7801\u65e8\u5728\u9610\u660e\u8fd9\u4e00\u70b9\uff1a,
\n\u6267\u884c\u7ed3\u679c\uff1a<\/strong>,
\n\u7406\u89e3\u6355\u83b7\u539f\u7406\uff1a<\/strong>,\u5728\u8be5\u4ee3\u7801\u4e2d\uff0c\u533f\u540d\u51fd\u6570\u662f\u5728\u5faa\u73af\u4f53\u5185\u5b9a\u4e49\u7684\uff0c\u56e0\u6b64\u8bbf\u95ee\u4e86\u5faa\u73af\u4e2d\u7684\u5c40\u90e8\u53d8\u91cf i\u3002\u4f46\u662f\uff0c\u5f53\u533f\u540d\u51fd\u6570\u88ab\u8c03\u7528\u65f6\uff0c\u53d8\u91cf i \u5df2\u7ecf\u53d1\u751f\u4e86\u53d8\u5316\uff0c\u53d8\u6210\u4e86\u5faa\u73af\u7684\u6700\u540e\u4e00\u6b21\u8fed\u4ee3\u503c 4\u3002,\u8fd9\u662f\u56e0\u4e3a\u533f\u540d\u51fd\u6570\u7684\u95ed\u5305\u5305\u542b\u4e86\u5bf9 i \u53d8\u91cf\u7684\u5f15\u7528\uff0c\u800c\u4e0d\u662f\u503c\u62f7\u8d1d\u3002\u5f53\u5faa\u73af\u6267\u884c\u5b8c\u6bd5\u540e\uff0c\u53d8\u91cf i \u4ecd\u5b58\u5728\u4e8e\u6808\u4e2d\uff0c\u4f46\u5b83\u7684\u503c\u88ab\u4fee\u6539\u4e3a 4\u3002\u56e0\u6b64\uff0c\u5f53\u533f\u540d\u51fd\u6570\u88ab\u8c03\u7528\u65f6\uff0c\u5b83\u8bbf\u95ee\u7684 i \u5b9e\u9645\u662f 4\uff0c\u800c\u4e0d\u662f\u51fd\u6570\u5b9a\u4e49\u65f6\u523b\u7684\u503c\u3002,
\n\u907f\u514d\u53d8\u91cf\u6355\u83b7\uff1a<\/strong>,\u5047\u5982\u5e0c\u671b\u533f\u540d\u51fd\u6570\u8bbf\u95ee\u7684\u662f\u95ed\u5305\u5b9a\u4e49\u65f6\u523b\u7684\u503c\uff0c\u800c\u4e0d\u662f\u6700\u540e\u88ab\u4fee\u6539\u7684\u503c\uff0c\u53ef\u4ee5\u5728\u95ed\u5305\u4e2d\u663e\u5f0f\u6355\u83b7\u8be5\u503c\uff0c\u5982\u4e0b\uff1a,\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300aGo \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\uff1a\u4e3a\u4ec0\u4e48\u95ed\u5305\u4e2d\u7684\u53d8\u91cf i \u6c38\u8fdc\u662f 4\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002,go \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\u7684\u7406\u89e3,\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0
\n\u300aGo \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\uff1a\u4e3a\u4ec0\u4e48\u95ed\u5305\u4e2d\u7684\u53d8\u91cf i \u6c38\u8fdc\u662f 4\uff1f\u300b<\/span>\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9…\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> Go \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\uff1a\u4e3a\u4ec0\u4e48\u95ed\u5305\u4e2d\u7684\u53d8\u91cf i \u6c38\u8fdc\u662f 4\uff1f<\/span><\/p>\n

Go \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\uff1a\u4e3a\u4ec0\u4e48\u95ed\u5305\u4e2d\u7684\u53d8\u91cf i \u6c38\u8fdc\u662f 4\uff1f<\/h1>\n

2024-11-14 18:57:44<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\u300aGo \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\uff1a\u4e3a\u4ec0\u4e48\u95ed\u5305\u4e2d\u7684\u53d8\u91cf i \u6c38\u8fdc\u662f 4\uff1f\u300b<\/span>\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9…\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01<\/p>\n

<\/p>\n

go \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\u7684\u7406\u89e3<\/strong><\/p>\n

go \u533f\u540d\u51fd\u6570\u679c\u771f\u5177\u6709\u95ed\u5305\u7279\u6027\uff0c\u90a3\u4e48\u5728\u4ee3\u7801\u6267\u884c\u65f6\uff0c\u5176\u5185\u90e8\u53d8\u91cf\u662f\u600e\u6837\u6355\u83b7\u7684\u5462\uff1f\u4ee5\u4e0b\u793a\u4f8b\u4ee3\u7801\u65e8\u5728\u9610\u660e\u8fd9\u4e00\u70b9\uff1a<\/p>\n

package main\n\nimport (\n    \"fmt\"\n)\n\nfunc main() {\n\n    var fs = [4]func(){}\n    var fi = [4]int{}\n\n    for i := 0; i < 4; i++ {\n        fs[i] = func() {\n            \/\/ \u533f\u540d\u51fd\u6570\u6267\u884c\u65f6\uff0ci \u5b9e\u9645\u662f 4\uff0c\u800c\u4e0d\u662f\u95ed\u5305\u5b9a\u4e49\u65f6\u523b\u7684\u503c\n            fmt.println(\"closure i = \", i)\n            \/\/ fi[i-1] \u5219\u4f1a\u56e0 i \u8d85\u51fa\u6570\u7ec4\u8303\u56f4\u800c\u51fa\u9519\n            \/\/ fi[i-1] = i\n        }\n    }\n\n    \/\/ \u8c03\u7528\u5404\u533f\u540d\u51fd\u6570\n    for _, f := range fs {\n        f()\n    }\n\n    fmt.println(fi)\n}<\/pre>\n
\u6267\u884c\u7ed3\u679c\uff1a<\/strong><\/p>\n
closure i =  4\nclosure i =  4\nclosure i =  4\nclosure i =  4\n[0 0 0 0]<\/pre>\n
\u7406\u89e3\u6355\u83b7\u539f\u7406\uff1a<\/strong><\/p>\n
\u5728\u8be5\u4ee3\u7801\u4e2d\uff0c\u533f\u540d\u51fd\u6570\u662f\u5728\u5faa\u73af\u4f53\u5185\u5b9a\u4e49\u7684\uff0c\u56e0\u6b64\u8bbf\u95ee\u4e86\u5faa\u73af\u4e2d\u7684\u5c40\u90e8\u53d8\u91cf i\u3002\u4f46\u662f\uff0c\u5f53\u533f\u540d\u51fd\u6570\u88ab\u8c03\u7528\u65f6\uff0c\u53d8\u91cf i \u5df2\u7ecf\u53d1\u751f\u4e86\u53d8\u5316\uff0c\u53d8\u6210\u4e86\u5faa\u73af\u7684\u6700\u540e\u4e00\u6b21\u8fed\u4ee3\u503c 4\u3002<\/p>\n
\u8fd9\u662f\u56e0\u4e3a\u533f\u540d\u51fd\u6570\u7684\u95ed\u5305\u5305\u542b\u4e86\u5bf9 i \u53d8\u91cf\u7684\u5f15\u7528\uff0c\u800c\u4e0d\u662f\u503c\u62f7\u8d1d\u3002\u5f53\u5faa\u73af\u6267\u884c\u5b8c\u6bd5\u540e\uff0c\u53d8\u91cf i \u4ecd\u5b58\u5728\u4e8e\u6808\u4e2d\uff0c\u4f46\u5b83\u7684\u503c\u88ab\u4fee\u6539\u4e3a 4\u3002\u56e0\u6b64\uff0c\u5f53\u533f\u540d\u51fd\u6570\u88ab\u8c03\u7528\u65f6\uff0c\u5b83\u8bbf\u95ee\u7684 i \u5b9e\u9645\u662f 4\uff0c\u800c\u4e0d\u662f\u51fd\u6570\u5b9a\u4e49\u65f6\u523b\u7684\u503c\u3002<\/p>\n
\u907f\u514d\u53d8\u91cf\u6355\u83b7\uff1a<\/strong><\/p>\n
\u5047\u5982\u5e0c\u671b\u533f\u540d\u51fd\u6570\u8bbf\u95ee\u7684\u662f\u95ed\u5305\u5b9a\u4e49\u65f6\u523b\u7684\u503c\uff0c\u800c\u4e0d\u662f\u6700\u540e\u88ab\u4fee\u6539\u7684\u503c\uff0c\u53ef\u4ee5\u5728\u95ed\u5305\u4e2d\u663e\u5f0f\u6355\u83b7\u8be5\u503c\uff0c\u5982\u4e0b\uff1a<\/p>\n
    for i := 0; i < 4; i++ {\n        \/\/ j \u88ab\u8d4b\u503c\u4e3a i \u7684\u5f53\u524d\u503c\uff0c\u800c\u4e0d\u662f\u5f15\u7528\u4e86 i\n        j := i\n        fs[i] = func() { fmt.Println(\"closure i = \", j); fi[i-1] = i }\n    }<\/pre>\n
\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300aGo \u533f\u540d\u51fd\u6570\u53d8\u91cf\u6355\u83b7\uff1a\u4e3a\u4ec0\u4e48\u95ed\u5305\u4e2d\u7684\u53d8\u91cf i \u6c38\u8fdc\u662f 4\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u7528 CSS \u9009\u62e9\u5668\u5728 HTML \u7ed3\u6784\u4e2d\u9009\u53d6\u6570\u91cf\u4e0d\u56fa\u5b9a\u7684\u5b50\u5143\u7d20\uff1f\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u89e3\u51b3\u5916\u8fb9\u8ddd\u4e0e\u7edd\u5bf9\u5b9a\u4f4d\u51b2\u7a81\u7684\u95ee\u9898\uff1f\u89e3\u7b54 CSS outline-offset \u5c5e\u6027\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9...<\/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-206541","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206541","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=206541"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206541\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206541"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}