{"id":205730,"date":"2025-06-12T08:53:32","date_gmt":"2025-06-12T00:53:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205730\/"},"modified":"2025-06-12T08:53:32","modified_gmt":"2025-06-12T00:53:32","slug":"%e8%a7%a3%e9%94%81-golang-%e5%87%bd%e6%95%b0%e9%93%be%e7%9a%84%e5%bc%ba%e5%a4%a7%e4%b9%8b%e5%a4%84%ef%bc%9a%e6%8c%87%e5%8d%97%e5%92%8c%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205730\/","title":{"rendered":"\u89e3\u9501 Golang \u51fd\u6570\u94fe\u7684\u5f3a\u5927\u4e4b\u5904\uff1a\u6307\u5357\u548c\u6280\u5de7"},"content":{"rendered":"

\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9
\nGOLANG<\/span>\u5f88\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u4eca\u5929\u7ee7\u7eed\u7ed9\u5927\u5bb6\u4ecb\u7ecd
\nGOLANG<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\uff0c\u672c\u6587
\n\u300a\u89e3\u9501 GOLANG \u51fd\u6570\u94fe\u7684\u5f3a\u5927\u4e4b\u5904\uff1a\u6307\u5357\u548c\u6280\u5de7\u300b<\/span>\u4e3b\u8981\u5185\u5bb9\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01\u5f53\u7136\u5982\u679c\u9605\u8bfb\u672c\u6587\u65f6\u5b58\u5728\u4e0d\u540c\u60f3\u6cd5\uff0c\u53ef\u4ee5\u5728\u8bc4\u8bba\u4e2d\u8868\u8fbe\uff0c\u4f46\u662f\u8bf7\u52ff\u4f7f\u7528\u8fc7\u6fc0\u7684\u63aa\u8f9e~,\u51fd\u6570\u94fe\u662f\u4e00\u79cd\u901a\u8fc7\u5c06\u591a\u4e2a\u51fd\u6570\u7ec4\u5408\u5f62\u6210\u66f4\u590d\u6742\u51fd\u6570\u7684\u5f3a\u5927\u6280\u672f\u3002\u5728 Go \u4e2d\uff0c\u8fd9\u4e00\u8fc7\u7a0b\u901a\u8fc7\u4f7f\u7528 . \u64cd\u4f5c\u7b26\u5b9e\u73b0\u3002\u51fd\u6570\u94fe\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u4f18\u52bf\uff1a\u589e\u5f3a\u4ee3\u7801\u53ef\u8bfb\u6027\uff0c\u5c06\u4ee3\u7801\u903b\u8f91\u7ec6\u5206\u4e3a\u53ef\u7406\u89e3\u7684\u6b65\u9aa4\u3002\u63d0\u9ad8\u53ef\u6d4b\u8bd5\u6027\uff0c\u5141\u8bb8\u5bf9\u6bcf\u4e2a\u51fd\u6570\u8fdb\u884c\u72ec\u7acb\u6d4b\u8bd5\u3002\u63d0\u5347\u53ef\u91cd\u7528\u6027\uff0c\u51fd\u6570\u53ef\u4ee5\u91cd\u590d\u4f7f\u7528\u4ee5\u521b\u5efa\u65b0\u529f\u80fd\u3002,
\n,
\n\u5bfc\u8a00<\/strong>,\u51fd\u6570\u94fe\u662f\u5c06\u591a\u4e2a\u51fd\u6570\u7ec4\u5408\u5728\u4e00\u8d77\u5f62\u6210\u66f4\u590d\u6742\u51fd\u6570\u7684\u4e00\u79cd\u5f3a\u5927\u6280\u672f\u3002\u5728 Go \u4e2d\uff0c\u51fd\u6570\u94fe\u7684\u5b9e\u73b0\u975e\u5e38\u7b80\u5355\uff0c\u4f46\u5176\u529f\u80fd\u5374\u975e\u5e38\u5f3a\u5927\u3002\u672c\u6587\u5c06\u6307\u5bfc\u4f60\u4e86\u89e3 Go \u4e2d\u51fd\u6570\u94fe\u7684\u673a\u5236\uff0c\u5e76\u63d0\u4f9b\u5b9e\u6218\u6848\u4f8b\u6765\u5c55\u793a\u5176\u529b\u91cf\u3002,
\n\u51fd\u6570\u94fe\u7684\u8bed\u6cd5<\/strong>,\u5728 Go \u4e2d\uff0c\u4f7f\u7528
\n.<\/code> \u64cd\u4f5c\u7b26\u8fde\u63a5\u51fd\u6570\u6765\u521b\u5efa\u51fd\u6570\u94fe\uff1a,
\nCompose<\/code> \u51fd\u6570\u63a5\u53d7\u4e00\u7cfb\u5217\u51fd\u6570\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u5e94\u7528\u8be5\u7cfb\u5217\u4e2d\u7684\u6240\u6709\u51fd\u6570\u3002,
\n\u5b9e\u6218\u6848\u4f8b<\/strong>,
\n\u5b57\u7b26\u4e32\u5904\u7406<\/strong>,\u8ba9\u6211\u4eec\u6784\u5efa\u4e00\u4e2a\u51fd\u6570\u94fe\u6765\u8f6c\u6362\u548c\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff1a,
\n\u6570\u5b66\u8fd0\u7b97<\/strong>,\u51fd\u6570\u94fe\u8fd8\u53ef\u7528\u4e8e\u6267\u884c\u590d\u6742\u4e14\u53ef\u8bfb\u7684\u6570\u5b66\u8fd0\u7b97\uff1a,
\n\u597d\u5904<\/strong>,\u4f7f\u7528\u51fd\u6570\u94fe\u5177\u6709\u8bb8\u591a\u597d\u5904\uff0c\u5305\u62ec\uff1a,
\n\u7ed3\u8bba<\/strong>,\u51fd\u6570\u94fe\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u6280\u672f\uff0c\u53ef\u5e2e\u52a9\u4f60\u521b\u5efa\u53ef\u8bfb\u3001\u53ef\u91cd\u7528\u4e14\u53ef\u6d4b\u8bd5\u7684 Go \u4ee3\u7801\u3002\u901a\u8fc7\u4f7f\u7528\u672c\u6587\u63d0\u4f9b\u7684\u6307\u5357\u548c\u6280\u5de7\uff0c\u4f60\u53ef\u4ee5\u5145\u5206\u5229\u7528\u51fd\u6570\u94fe\u7684\u4f18\u52bf\uff0c\u5e76\u63d0\u5347\u4f60\u7684 Go \u7f16\u7a0b\u6280\u80fd\u3002,\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u89e3\u9501 GOLANG \u51fd\u6570\u94fe\u7684\u5f3a\u5927\u4e4b\u5904\uff1a\u6307\u5357\u548c\u6280\u5de7\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~GOLANG\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03GOLANG\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01,
\n\u53ef\u6d4b\u8bd5\u6027\u63d0\u9ad8\uff1a<\/strong>\u6bcf\u4e2a\u51fd\u6570\u90fd\u53ef\u4ee5\u5355\u72ec\u6d4b\u8bd5\uff0c\u4ece\u800c\u63d0\u9ad8\u6574\u4f53\u53ef\u6d4b\u8bd5\u6027\u3002,
\n\u53ef\u8bfb\u6027\u589e\u5f3a\uff1a<\/strong>\u51fd\u6570\u94fe\u5c06\u4ee3\u7801\u903b\u8f91\u5206\u89e3\u4e3a\u4e00\u7cfb\u5217\u5bb9\u6613\u7406\u89e3\u7684\u6b65\u9aa4\u3002,
\n\u53ef\u91cd\u7528\u6027\u66f4\u5f3a\uff1a<\/strong>\u51fd\u6570\u53ef\u4ee5\u91cd\u590d\u4f7f\u7528\u4ee5\u521b\u5efa\u65b0\u7684\u66f4\u590d\u6742\u7684\u529f\u80fd\u3002,\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9
\nGOLANG<\/span>\u5f88\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u4eca\u5929\u7ee7\u7eed\u7ed9\u5927\u5bb6\u4ecb\u7ecd
\nGOLANG<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\uff0c\u672c\u6587
\n\u300a\u89e3\u9501 GOLANG \u51fd\u6570\u94fe\u7684\u5f3a\u5927\u4e4b\u5904\uff1a\u6307\u5357\u548c\u6280\u5de7\u300b<\/span>\u4e3b\u8981\u5185\u5bb9\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01\u5f53\u7136\u5982\u679c\u9605\u8bfb\u672c\u6587\u65f6\u5b58\u5728\u4e0d\u540c\u60f3\u6cd5\uff0c\u53ef\u4ee5\u5728\u8bc4\u8bba\u4e2d\u8868\u8fbe\uff0c\u4f46\u662f\u8bf7\u52ff\u4f7f\u7528\u8fc7\u6fc0\u7684\u63aa\u8f9e~,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u89e3\u9501 GOLANG \u51fd\u6570\u94fe\u7684\u5f3a\u5927\u4e4b\u5904\uff1a\u6307\u5357\u548c\u6280\u5de7<\/span><\/p>\n

\u89e3\u9501 GOLANG \u51fd\u6570\u94fe\u7684\u5f3a\u5927\u4e4b\u5904\uff1a\u6307\u5357\u548c\u6280\u5de7<\/h1>\n

2024-10-26 22:07:48<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9GOLANG<\/span>\u5f88\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u4eca\u5929\u7ee7\u7eed\u7ed9\u5927\u5bb6\u4ecb\u7ecdGOLANG<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\uff0c\u672c\u6587\u300a\u89e3\u9501 GOLANG \u51fd\u6570\u94fe\u7684\u5f3a\u5927\u4e4b\u5904\uff1a\u6307\u5357\u548c\u6280\u5de7\u300b<\/span>\u4e3b\u8981\u5185\u5bb9\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01\u5f53\u7136\u5982\u679c\u9605\u8bfb\u672c\u6587\u65f6\u5b58\u5728\u4e0d\u540c\u60f3\u6cd5\uff0c\u53ef\u4ee5\u5728\u8bc4\u8bba\u4e2d\u8868\u8fbe\uff0c\u4f46\u662f\u8bf7\u52ff\u4f7f\u7528\u8fc7\u6fc0\u7684\u63aa\u8f9e~<\/p>\n

\u51fd\u6570\u94fe\u662f\u4e00\u79cd\u901a\u8fc7\u5c06\u591a\u4e2a\u51fd\u6570\u7ec4\u5408\u5f62\u6210\u66f4\u590d\u6742\u51fd\u6570\u7684\u5f3a\u5927\u6280\u672f\u3002\u5728 Go \u4e2d\uff0c\u8fd9\u4e00\u8fc7\u7a0b\u901a\u8fc7\u4f7f\u7528 . \u64cd\u4f5c\u7b26\u5b9e\u73b0\u3002\u51fd\u6570\u94fe\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u4f18\u52bf\uff1a\u589e\u5f3a\u4ee3\u7801\u53ef\u8bfb\u6027\uff0c\u5c06\u4ee3\u7801\u903b\u8f91\u7ec6\u5206\u4e3a\u53ef\u7406\u89e3\u7684\u6b65\u9aa4\u3002\u63d0\u9ad8\u53ef\u6d4b\u8bd5\u6027\uff0c\u5141\u8bb8\u5bf9\u6bcf\u4e2a\u51fd\u6570\u8fdb\u884c\u72ec\u7acb\u6d4b\u8bd5\u3002\u63d0\u5347\u53ef\u91cd\u7528\u6027\uff0c\u51fd\u6570\u53ef\u4ee5\u91cd\u590d\u4f7f\u7528\u4ee5\u521b\u5efa\u65b0\u529f\u80fd\u3002<\/p>\n

<\/p>\n

\u89e3\u9501 GOLANG \u51fd\u6570\u94fe\u7684\u5f3a\u5927\u4e4b\u5904\uff1a\u6307\u5357\u548c\u5b9e\u6218<\/h2>\n

\u5bfc\u8a00<\/strong><\/p>\n

\u51fd\u6570\u94fe\u662f\u5c06\u591a\u4e2a\u51fd\u6570\u7ec4\u5408\u5728\u4e00\u8d77\u5f62\u6210\u66f4\u590d\u6742\u51fd\u6570\u7684\u4e00\u79cd\u5f3a\u5927\u6280\u672f\u3002\u5728 Go \u4e2d\uff0c\u51fd\u6570\u94fe\u7684\u5b9e\u73b0\u975e\u5e38\u7b80\u5355\uff0c\u4f46\u5176\u529f\u80fd\u5374\u975e\u5e38\u5f3a\u5927\u3002\u672c\u6587\u5c06\u6307\u5bfc\u4f60\u4e86\u89e3 Go \u4e2d\u51fd\u6570\u94fe\u7684\u673a\u5236\uff0c\u5e76\u63d0\u4f9b\u5b9e\u6218\u6848\u4f8b\u6765\u5c55\u793a\u5176\u529b\u91cf\u3002<\/p>\n

\u51fd\u6570\u94fe\u7684\u8bed\u6cd5<\/strong><\/p>\n

\u5728 Go \u4e2d\uff0c\u4f7f\u7528 .<\/code> \u64cd\u4f5c\u7b26\u8fde\u63a5\u51fd\u6570\u6765\u521b\u5efa\u51fd\u6570\u94fe\uff1a<\/p>\n

func Compose(fns ...func(int) int) func(int) int {\n    return func(x int) int {\n        for _, fn := range fns {\n            x = fn(x)\n        }\n        return x\n    }\n}<\/pre>\n
Compose<\/code> \u51fd\u6570\u63a5\u53d7\u4e00\u7cfb\u5217\u51fd\u6570\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u5e94\u7528\u8be5\u7cfb\u5217\u4e2d\u7684\u6240\u6709\u51fd\u6570\u3002<\/p>\n
\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
\u5b57\u7b26\u4e32\u5904\u7406<\/strong><\/p>\n
\u8ba9\u6211\u4eec\u6784\u5efa\u4e00\u4e2a\u51fd\u6570\u94fe\u6765\u8f6c\u6362\u548c\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff1a<\/p>\n
import (\n    \"fmt\"\n    \"strings\"\n)\n\nfunc main() {\n    upcase := func(s string) string { return strings.ToUpper(s) }\n    squeeze := func(s string) string { return strings.ReplaceAll(s, \" \", \"\") }\n    format := func(s string) string { return fmt.Sprintf(\"[%s]\", s) }\n\n    compose := Compose(upcase, squeeze, format)\n    fmt.Println(compose(\"hello world\")) \/\/ \u8f93\u51fa\uff1a\"[HELLOWORLD]\"\n}<\/pre>\n
\u6570\u5b66\u8fd0\u7b97<\/strong><\/p>\n
\u51fd\u6570\u94fe\u8fd8\u53ef\u7528\u4e8e\u6267\u884c\u590d\u6742\u4e14\u53ef\u8bfb\u7684\u6570\u5b66\u8fd0\u7b97\uff1a<\/p>\n
func Compose[T any](fns ...func(T) T) func(T) T {\n    return func(x T) T {\n        for _, fn := range fns {\n            x = fn(x)\n        }\n        return x\n    }\n}\n\nfunc main() {\n    add := func(x float64) float64 { return x + 1 }\n    multiply := func(x float64) float64 { return x * 2 }\n    compose := Compose(add, multiply)\n    fmt.Println(compose(5.0)) \/\/ \u8f93\u51fa\uff1a12.0\n}<\/pre>\n
\u597d\u5904<\/strong><\/p>\n
\u4f7f\u7528\u51fd\u6570\u94fe\u5177\u6709\u8bb8\u591a\u597d\u5904\uff0c\u5305\u62ec\uff1a<\/p>\n
    \n
  • \u53ef\u8bfb\u6027\u589e\u5f3a\uff1a<\/strong>\u51fd\u6570\u94fe\u5c06\u4ee3\u7801\u903b\u8f91\u5206\u89e3\u4e3a\u4e00\u7cfb\u5217\u5bb9\u6613\u7406\u89e3\u7684\u6b65\u9aa4\u3002<\/li>\n
  • \u53ef\u6d4b\u8bd5\u6027\u63d0\u9ad8\uff1a<\/strong>\u6bcf\u4e2a\u51fd\u6570\u90fd\u53ef\u4ee5\u5355\u72ec\u6d4b\u8bd5\uff0c\u4ece\u800c\u63d0\u9ad8\u6574\u4f53\u53ef\u6d4b\u8bd5\u6027\u3002<\/li>\n
  • \u53ef\u91cd\u7528\u6027\u66f4\u5f3a\uff1a<\/strong>\u51fd\u6570\u53ef\u4ee5\u91cd\u590d\u4f7f\u7528\u4ee5\u521b\u5efa\u65b0\u7684\u66f4\u590d\u6742\u7684\u529f\u80fd\u3002<\/li>\n<\/ul>\n
    \u7ed3\u8bba<\/strong><\/p>\n
    \u51fd\u6570\u94fe\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u6280\u672f\uff0c\u53ef\u5e2e\u52a9\u4f60\u521b\u5efa\u53ef\u8bfb\u3001\u53ef\u91cd\u7528\u4e14\u53ef\u6d4b\u8bd5\u7684 Go \u4ee3\u7801\u3002\u901a\u8fc7\u4f7f\u7528\u672c\u6587\u63d0\u4f9b\u7684\u6307\u5357\u548c\u6280\u5de7\uff0c\u4f60\u53ef\u4ee5\u5145\u5206\u5229\u7528\u51fd\u6570\u94fe\u7684\u4f18\u52bf\uff0c\u5e76\u63d0\u5347\u4f60\u7684 Go \u7f16\u7a0b\u6280\u80fd\u3002<\/p>\n
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