{"id":207109,"date":"2025-07-08T10:53:14","date_gmt":"2025-07-08T02:53:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207109\/"},"modified":"2025-07-08T10:53:14","modified_gmt":"2025-07-08T02:53:14","slug":"golang-%e6%96%b9%e6%b3%95%e7%9a%84%e9%80%9a%e7%94%a8%e8%bf%94%e5%9b%9e%e7%b1%bb%e5%9e%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207109\/","title":{"rendered":"Golang \u65b9\u6cd5\u7684\u901a\u7528\u8fd4\u56de\u7c7b\u578b"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> Golang \u65b9\u6cd5\u7684\u901a\u7528\u8fd4\u56de\u7c7b\u578b<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-20 08:48:38<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u6765\u5230\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60Golang\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300aGolang \u65b9\u6cd5\u7684\u901a\u7528\u8fd4\u56de\u7c7b\u578b\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u662f golang \u65b0\u624b\uff0c\u6211\u6b63\u5728\u52aa\u529b\u4e86\u89e3\u5982\u4f55\u5728\u65b9\u6cd5\u4e0a\u83b7\u5f97\u4e00\u4e9b\u901a\u7528\u884c\u4e3a\u3002<\/p>\n

\nfunc (s *service) getCars(filter Filter) ([]car, error){\n    var err error\n    var cars []car\n    switch filter {\n    case filter.Toyota:\n        cars, err = s.dbClient.getToyotas()\n    case filter.Honda:\n        cars, err = s.dbClient.getHondas()\n    }\n    return cars, nil\n}\n\n<\/pre>\n
s.dbclient.gettoyotas() \u548c s.dbclient.gethondas() \u8fd4\u56de\u7684\u5bf9\u8c61\u662f\u5177\u6709\u76f8\u540c\u5b57\u6bb5\u4f46\u7c7b\u578b\u4e0d\u540c\u7684\u6570\u636e\u7ed3\u6784\u3002\u6211\u5e94\u8be5\u6ce8\u610f\u8fd9\u4e9b\u8fd4\u56de\u7684\u7ed3\u6784\u662f\u81ea\u52a8\u751f\u6210\u7684\uff0c\u56e0\u6b64\u6211\u65e0\u6cd5\u66f4\u6539\u5b83\u4eec\u3002<\/p>\n
\u770b\u8d77\u6765 go \u63a5\u53e3\u53ea\u5141\u8bb8\u65b9\u6cd5\uff0c\u800c\u4e0d\u5141\u8bb8\u6570\u636e\u5b57\u6bb5\uff0c\u6240\u4ee5\u6211\u4e0d\u77e5\u9053\u662f\u5426\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u53ef\u7528\u4f5c\u8fd4\u56de\u7c7b\u578b\u7684 car<\/code> \u7c7b\u578b\u3002\u6211\u4e5f\u7814\u7a76\u4e86\u6cdb\u578b\uff0c\u4f46\u4f3c\u4e4e\u5728\u7ed3\u6784\u65b9\u6cd5\u4e0a\u4e0d\u5141\u8bb8\u6cdb\u578b\u3002<\/p>\n
\u5728 go \u4e2d\u6267\u884c\u6b64\u7c7b\u64cd\u4f5c\u7684\u60ef\u7528\u65b9\u6cd5\u662f\u4ec0\u4e48\uff1f<\/p>\n
 <\/p>\n
\u6b63\u786e\u7b54\u6848<\/h2>\n
 <\/p>\n
\u5b9a\u4e49\u901a\u7528\u63a5\u53e3\u662f\u60ef\u7528\u7684\u65b9\u6cd5\u3002<\/p>\n
\u53ef\u4ee5\u901a\u8fc7\u5728\u63a5\u53e3\u4e0a\u5b9a\u4e49\u8bbf\u95ee\u5668\u65b9\u6cd5\u7136\u540e\u5728\u7279\u5b9a\u7ed3\u6784\u4e0a\u5b9e\u73b0\u8fd9\u4e9b\u65b9\u6cd5\u6765\u201c\u5efa\u6a21\u201d\u5bf9\u5b57\u6bb5\u7684\u8bbf\u95ee\u3002<\/p>\n
\u4e8b\u5b9e\u4e0a\uff0c\u8fd9\u662f\u4e00\u4e2a\u66f4\u597d\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u505a\u7684\u4e0d\u4ec5\u4ec5\u662f\u7b80\u5355\u5730\u8bbf\u95ee\u5185\u90e8\u79c1\u6709\u53d8\u91cf\u3002\u4f8b\u5982\uff0c\u5b83\u4eec\u53ef\u4ee5\u5177\u6709\u5ef6\u8fdf\u521d\u59cb\u5316\u6216\u5185\u7f6e\u7f13\u5b58\u8bbf\u95ee\u3002\u6bcf\u4e2a\u7ed3\u6784\u90fd\u53ef\u4ee5\u6709\u552f\u4e00\u7684\u5b9e\u73b0\uff0c\u6216\u8005\u60a8\u53ef\u4ee5\u62e5\u6709\u4e00\u4e2a\u5177\u6709\u9ed8\u8ba4\u5b9e\u73b0\u7684\u57fa\u672c\u7ed3\u6784\u3002<\/p>\n
\u672c\u7bc7\u5173\u4e8e\u300aGolang \u65b9\u6cd5\u7684\u901a\u7528\u8fd4\u56de\u7c7b\u578b\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/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-207109","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207109","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=207109"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207109\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207109"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207109"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}