{"id":205791,"date":"2025-06-12T08:39:31","date_gmt":"2025-06-12T00:39:31","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205791\/"},"modified":"2025-06-12T08:39:31","modified_gmt":"2025-06-12T00:39:31","slug":"%e5%9c%a8-golang-%e6%98%a0%e5%b0%84%e5%92%8c%e8%bf%87%e6%bb%a4%e4%b8%ad%e4%bd%bf%e7%94%a8%e5%8c%bf%e5%90%8d%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205791\/","title":{"rendered":"\u5728 Golang \u6620\u5c04\u548c\u8fc7\u6ee4\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570"},"content":{"rendered":"<p>\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300a\u5728 GOLANG \u6620\u5c04\u548c\u8fc7\u6ee4\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002,\u5728 Go \u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570\u53ef\u4ee5\u6620\u5c04\u548c\u8fc7\u6ee4\u5207\u7247\u6216\u6570\u7ec4\u3002\u6620\u5c04\u4f1a\u5c06\u6bcf\u4e2a\u5143\u7d20\u8f6c\u6362\u4e3a\u4e00\u4e2a\u65b0\u5207\u7247\uff0c\u800c\u8fc7\u6ee4\u4f1a\u4e22\u5f03\u4e0d\u6ee1\u8db3\u6761\u4ef6\u7684\u5143\u7d20\u3002\u533f\u540d\u51fd\u6570\u63d0\u4f9b\u4e86\u5b9a\u4e49\u65e0\u540d\u79f0\u51fd\u6570\u7684\u4fbf\u6377\u65b9\u6cd5\uff0c\u53ef\u4ee5\u901a\u8fc7 map \u548c filter \u51fd\u6570\u4f7f\u7528\uff0c\u5c31\u50cf\u5b9e\u6218\u4e2d\u8fc7\u6ee4\u548c\u6620\u5c04\u5b66\u751f\u6210\u7ee9\u4e00\u6837\u3002,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729999779671db3a3e1785.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u4f7f\u7528\u533f\u540d\u51fd\u6570\u5bf9 GOLANG \u6620\u5c04\u548c\u8fc7\u6ee4<\/strong>,\u5728 Go \u4e2d\uff0c\u533f\u540d\u51fd\u6570\u662f\u5b9a\u4e49\u6ca1\u6709\u540d\u79f0\u7684\u51fd\u6570\u7684\u4fbf\u6377\u65b9\u6cd5\u3002\u5b83\u4eec\u5728\u8bb8\u591a\u573a\u666f\u4e2d\u5f88\u6709\u7528\uff0c\u5c24\u5176\u662f\u5728\u6620\u5c04\u548c\u8fc7\u6ee4\u5207\u7247\u6216\u6570\u7ec4\u65f6\u3002,<br \/>\n<strong>\u6620\u5c04<\/strong>,\u6620\u5c04\u7528\u4e8e\u5c06\u4e00\u4e2a\u5207\u7247\u8f6c\u6362\u4e3a\u53e6\u4e00\u4e2a\u5207\u7247\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5143\u7d20\u90fd\u4f7f\u7528\u7ed9\u5b9a\u7684\u51fd\u6570\u8f6c\u6362\u3002\u8981\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8fdb\u884c\u6620\u5c04\uff0c\u53ef\u4ee5\u4f7f\u7528<br \/>\n<code>map<\/code> \u51fd\u6570\uff1a,\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u5e73\u65b9\u503c\u7684\u6620\u5c04\u5207\u7247\uff1a,<br \/>\n<strong>\u8fc7\u6ee4<\/strong>,\u8fc7\u6ee4\u7528\u4e8e\u4ece\u5207\u7247\u4e2d\u521b\u5efa\u65b0\u5207\u7247\uff0c\u5176\u4e2d\u4e00\u4e9b\u5143\u7d20\u88ab\u79fb\u9664\u3002\u8981\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8fdb\u884c\u8fc7\u6ee4\uff0c\u53ef\u4ee5\u4f7f\u7528<br \/>\n<code>filter<\/code> \u51fd\u6570\uff1a,\u8fd9\u5c06\u521b\u5efa\u53ea\u5305\u542b\u5076\u6570\u7684\u8fc7\u6ee4\u5207\u7247\uff1a,<br \/>\n<strong>\u5b9e\u6218\u6848\u4f8b<\/strong>,\u8ba9\u6211\u4eec\u8003\u8651\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\uff0c\u5176\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8fc7\u6ee4\u548c\u6620\u5c04\u4e00\u7ec4\u5b66\u751f\u6210\u7ee9\uff1a,\u8fd9\u4e2a\u4ee3\u7801\u7247\u6bb5\u521b\u5efa\u4e00\u4e2a\u5b66\u751f\u5207\u7247\uff0c\u7136\u540e\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8fc7\u6ee4\u51fa\u53ca\u683c\u7684\u5b66\u751f\u3002\u7136\u540e\uff0c\u5b83\u4f7f\u7528\u53e6\u4e00\u4e2a\u533f\u540d\u51fd\u6570\u5c06\u53ca\u683c\u5b66\u751f\u6620\u5c04\u5230\u4e00\u4e2a\u5b57\u7b26\u4e32\u5207\u7247\uff0c\u8be5\u5207\u7247\u5305\u542b\u6bcf\u4e2a\u901a\u8fc7\u7684\u59d3\u540d\u548c\u4e00\u4e2a&#8221;passed with honors&#8221;\u7684\u8bf4\u660e\u3002,\u8fd9\u4e2a\u4f8b\u5b50\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8f7b\u677e\u6709\u6548\u5730\u8f6c\u6362\u548c\u64cd\u4f5c\u6570\u636e\u3002,\u4ee5\u4e0a\u5c31\u662f\u300a\u5728 GOLANG \u6620\u5c04\u548c\u8fc7\u6ee4\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff01,\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300a\u5728 GOLANG \u6620\u5c04\u548c\u8fc7\u6ee4\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002,<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>\u5728 GOLANG \u6620\u5c04\u548c\u8fc7\u6ee4\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570<\/span><\/p>\n<h1>\u5728 GOLANG \u6620\u5c04\u548c\u8fc7\u6ee4\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570<\/h1>\n<p><span>2024-10-27 11:29:54<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300a\u5728 GOLANG \u6620\u5c04\u548c\u8fc7\u6ee4\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002<\/p>\n<p>\u5728 Go \u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570\u53ef\u4ee5\u6620\u5c04\u548c\u8fc7\u6ee4\u5207\u7247\u6216\u6570\u7ec4\u3002\u6620\u5c04\u4f1a\u5c06\u6bcf\u4e2a\u5143\u7d20\u8f6c\u6362\u4e3a\u4e00\u4e2a\u65b0\u5207\u7247\uff0c\u800c\u8fc7\u6ee4\u4f1a\u4e22\u5f03\u4e0d\u6ee1\u8db3\u6761\u4ef6\u7684\u5143\u7d20\u3002\u533f\u540d\u51fd\u6570\u63d0\u4f9b\u4e86\u5b9a\u4e49\u65e0\u540d\u79f0\u51fd\u6570\u7684\u4fbf\u6377\u65b9\u6cd5\uff0c\u53ef\u4ee5\u901a\u8fc7 map \u548c filter \u51fd\u6570\u4f7f\u7528\uff0c\u5c31\u50cf\u5b9e\u6218\u4e2d\u8fc7\u6ee4\u548c\u6620\u5c04\u5b66\u751f\u6210\u7ee9\u4e00\u6837\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729999779671db3a3e1785.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u4f7f\u7528\u533f\u540d\u51fd\u6570\u5bf9 GOLANG \u6620\u5c04\u548c\u8fc7\u6ee4<\/strong><\/p>\n<p>\u5728 Go \u4e2d\uff0c\u533f\u540d\u51fd\u6570\u662f\u5b9a\u4e49\u6ca1\u6709\u540d\u79f0\u7684\u51fd\u6570\u7684\u4fbf\u6377\u65b9\u6cd5\u3002\u5b83\u4eec\u5728\u8bb8\u591a\u573a\u666f\u4e2d\u5f88\u6709\u7528\uff0c\u5c24\u5176\u662f\u5728\u6620\u5c04\u548c\u8fc7\u6ee4\u5207\u7247\u6216\u6570\u7ec4\u65f6\u3002<\/p>\n<p><strong>\u6620\u5c04<\/strong><\/p>\n<p>\u6620\u5c04\u7528\u4e8e\u5c06\u4e00\u4e2a\u5207\u7247\u8f6c\u6362\u4e3a\u53e6\u4e00\u4e2a\u5207\u7247\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5143\u7d20\u90fd\u4f7f\u7528\u7ed9\u5b9a\u7684\u51fd\u6570\u8f6c\u6362\u3002\u8981\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8fdb\u884c\u6620\u5c04\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>map<\/code> \u51fd\u6570\uff1a<\/p>\n<pre>slice := []int{1, 2, 3, 4, 5}\n\nmappedSlice := map(slice, func(i int) int {\n    return i * i\n})<\/pre>\n<p>\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u5e73\u65b9\u503c\u7684\u6620\u5c04\u5207\u7247\uff1a<\/p>\n<pre>[1 4 9 16 25]<\/pre>\n<p><strong>\u8fc7\u6ee4<\/strong><\/p>\n<p>\u8fc7\u6ee4\u7528\u4e8e\u4ece\u5207\u7247\u4e2d\u521b\u5efa\u65b0\u5207\u7247\uff0c\u5176\u4e2d\u4e00\u4e9b\u5143\u7d20\u88ab\u79fb\u9664\u3002\u8981\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8fdb\u884c\u8fc7\u6ee4\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>filter<\/code> \u51fd\u6570\uff1a<\/p>\n<pre>slice := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}\n\nfilteredSlice := filter(slice, func(i int) bool {\n    return i%2 == 0\n})<\/pre>\n<p>\u8fd9\u5c06\u521b\u5efa\u53ea\u5305\u542b\u5076\u6570\u7684\u8fc7\u6ee4\u5207\u7247\uff1a<\/p>\n<pre>[2 4 6 8 10]<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8ba9\u6211\u4eec\u8003\u8651\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\uff0c\u5176\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8fc7\u6ee4\u548c\u6620\u5c04\u4e00\u7ec4\u5b66\u751f\u6210\u7ee9\uff1a<\/p>\n<pre>type Student struct {\n    Name string\n    Grade int\n}\n\nstudents := []Student{\n    {\"Alice\", 90},\n    {\"Bob\", 80},\n    {\"Charlie\", 85},\n    {\"Dave\", 70},\n    {\"Eve\", 95},\n}\n\npassingStudents := filter(students, func(s Student) bool {\n    return s.Grade &gt;= 80\n})\n\npassedWithHonors := map(passingStudents, func(s Student) string {\n    return fmt.Sprintf(\"%s passed with honors\", s.Name)\n})<\/pre>\n<p>\u8fd9\u4e2a\u4ee3\u7801\u7247\u6bb5\u521b\u5efa\u4e00\u4e2a\u5b66\u751f\u5207\u7247\uff0c\u7136\u540e\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8fc7\u6ee4\u51fa\u53ca\u683c\u7684\u5b66\u751f\u3002\u7136\u540e\uff0c\u5b83\u4f7f\u7528\u53e6\u4e00\u4e2a\u533f\u540d\u51fd\u6570\u5c06\u53ca\u683c\u5b66\u751f\u6620\u5c04\u5230\u4e00\u4e2a\u5b57\u7b26\u4e32\u5207\u7247\uff0c\u8be5\u5207\u7247\u5305\u542b\u6bcf\u4e2a\u901a\u8fc7\u7684\u59d3\u540d\u548c\u4e00\u4e2a&#8221;passed with honors&#8221;\u7684\u8bf4\u660e\u3002<\/p>\n<p>\u8fd9\u4e2a\u4f8b\u5b50\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u533f\u540d\u51fd\u6570\u8f7b\u677e\u6709\u6548\u5730\u8f6c\u6362\u548c\u64cd\u4f5c\u6570\u636e\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300a\u5728 GOLANG \u6620\u5c04\u548c\u8fc7\u6ee4\u4e2d\u4f7f\u7528\u533f\u540d\u51fd\u6570\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   PHP\u51fd\u6570\u5982\u4f55\u8fd4\u56de\u5f15\u7528\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   Fork-Join\u6846\u67b6\u5728\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u5e76\u53d1\u5904\u7406\u7684\u5e94\u7528\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00&#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-205791","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205791","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=205791"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205791\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}