{"id":207166,"date":"2025-07-08T08:37:16","date_gmt":"2025-07-08T00:37:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207166\/"},"modified":"2025-07-08T08:37:16","modified_gmt":"2025-07-08T00:37:16","slug":"%e5%8d%b3%e4%bd%bf%e8%af%a5%e7%bb%93%e6%9e%84%e6%9c%aa%e5%af%bc%e5%87%ba%ef%bc%8c%e6%82%a8%e4%b9%9f%e5%8f%af%e4%bb%a5%e4%bd%bf%e7%94%a8%e8%af%a5%e7%bb%93%e6%9e%84%e7%9a%84%e7%b1%bb%e5%9e%8b%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207166\/","title":{"rendered":"\u5373\u4f7f\u8be5\u7ed3\u6784\u672a\u5bfc\u51fa\uff0c\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u8be5\u7ed3\u6784\u7684\u7c7b\u578b\u5b9a\u4e49\u5417\uff1f"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5373\u4f7f\u8be5\u7ed3\u6784\u672a\u5bfc\u51fa\uff0c\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u8be5\u7ed3\u6784\u7684\u7c7b\u578b\u5b9a\u4e49\u5417\uff1f<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-20 15:03:37<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u5373\u4f7f\u8be5\u7ed3\u6784\u672a\u5bfc\u51fa\uff0c\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u8be5\u7ed3\u6784\u7684\u7c7b\u578b\u5b9a\u4e49\u5417\uff1f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b<\/span>\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60Golang<\/span>\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01<\/span><\/p>\n

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

\u6211\u76ee\u524d\u6b63\u5728\u4f7f\u7528 new() \u51fd\u6570\u6765\u521b\u5efa\u6240\u6709\u65b0\u7684 person \u7ed3\u6784\u3002\u6211\u8fd8\u5728\u53e6\u4e00\u4e2a\u5305\u4e2d\u4f7f\u7528 person \u7c7b\u578b\u4f5c\u4e3a\u53e6\u4e00\u4e2a\u51fd\u6570\u7684\u8fd4\u56de\u503c\u3002<\/p>\n

\u6709\u6ca1\u6709\u529e\u6cd5\u8ba9 person \u7ed3\u6784\u4e0d\u88ab\u5bfc\u51fa\uff0c\u4f46\u4e5f\u80fd\u591f\u5728\u5176\u4ed6\u5305\u4e2d\u4ec5\u4f7f\u7528\u8be5\u7ed3\u6784\u7684\u7c7b\u578b\u5b9a\u4e49\uff1f<\/p>\n

\u63d0\u524d\u81f4\u8c22\uff01 \ud83d\ude42<\/p>\n

package models\n\ntype person struct {\n    username string\n    email    string\n}\nfunc new() person{\n    return person{}\n}<\/pre>\n
package test\n\nfunc test() models.Person{\n    ...\n}<\/pre>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u4f3c\u4e4e\u65e0\u6cd5\u53d6\u6d88\u5bfc\u51fa person \u7ed3\u6784\u5e76\u5c06\u5176\u7528\u4f5c\u51fd\u6570\u7684\u8fd4\u56de\u503c\uff0c\u800c\u4e0d\u4f1a\u6536\u5230\u4ee5\u4e0b\u9519\u8bef\uff1acannot \u5f15\u7528\u672a\u5bfc\u51fa\u7684\u540d\u79f0 person.person<\/code>\u3002<\/p>\n
\u4f46\u662f\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u4ece new()<\/code> \u51fd\u6570\u8fd4\u56de\u7684 person \u63a5\u53e3\uff0c\u8be5\u51fd\u6570\u8fd4\u56de\u5b9e\u73b0\u8be5\u63a5\u53e3\u7684\u672a\u5bfc\u51fa\u7684 person \u7ed3\u6784\uff1a<\/p>\n
package models\n\ntype person interface {\n    getusername() string\n    getemail() string\n}\ntype person struct {\n    username string\n    email    string\n}\nfunc (p person) getusername() string {\n    return p.username\n}\nfunc (p person) getemail() string {\n    return p.email\n}\nfunc new() person{\n    return person{}\n}<\/pre>\n
\u7136\u540e\u6d4b\u8bd5\u5305\u53ef\u4ee5\u4f7f\u7528\u8be5\u63a5\u53e3\u4f5c\u4e3a\u5176\u8fd4\u56de\u503c\uff1a<\/p>\n
package test\n\nfunc test() person.person {\n    return person.new()\n}<\/pre>\n
\u60a8\u60f3\u8fd9\u6837\u505a\u6709\u4ec0\u4e48\u7279\u522b\u7684\u539f\u56e0\u5417\uff1f\u60a8\u5c06\u5728\u60ef\u7528\u7684 go \u4ee3\u7801\u4e2d\u770b\u5230\u7684\u5e38\u89c1\u6a21\u5f0f\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
\/\/ person.go\npackage person\n\n\/\/ Person ...\ntype Person struct {\n    Username string\n    Email    string\n}\n\n\/\/ New ...\nfunc New() Person {\n    return Person{\n        Username: \"username\",\n        Email:    \"email\",\n    }\n}\n\n\n\/\/ person_test.go\npackage person\n\nimport \"testing\"\n\nfunc TestNew(t *testing.T) {\n    p := New()\n    if p.Username != \"something\" {\n        t.Error(\"error\")\n    }\n}<\/pre>\n
\u5176\u4e2d person \u7ed3\u6784\u53ca\u5176\u6d4b\u8bd5\u5305\u542b\u5728\u540c\u4e00\u4e2a\u5305\u4e2d\uff0c\u5e76\u4e14 person \u662f\u4e00\u4e2a\u5bfc\u51fa\u7684\u7ed3\u6784\uff0c\u53ef\u4ee5\u907f\u514d\u4ee5\u4e0b go-lint \u8b66\u544a\uff1aexported func new \u8fd4\u56de\u672a\u5bfc\u51fa\u7684\u7c7b\u578b person.person\uff0c\u8fd9\u5bf9\u4e8e\u4f7f\u7528 <\/code> \u6765\u8bf4\u53ef\u80fd\u5f88\u70e6\u4eba<\/p>\n
go \u7684\u6709\u7528\u8d44\u6e90\uff1a<\/p>\n<\/p>\n<\/p>\n<\/p>\n
\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a\u5373\u4f7f\u8be5\u7ed3\u6784\u672a\u5bfc\u51fa\uff0c\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u8be5\u7ed3\u6784\u7684\u7c7b\u578b\u5b9a\u4e49\u5417\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\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-207166","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207166","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=207166"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207166\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207166"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207166"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}