{"id":207872,"date":"2025-07-08T13:15:15","date_gmt":"2025-07-08T05:15:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207872\/"},"modified":"2025-07-08T13:15:15","modified_gmt":"2025-07-08T05:15:15","slug":"%e5%8c%85%ef%bc%9a%e4%bd%bf%e7%94%a8%e5%88%9d%e5%a7%8b%e5%8c%96%e6%97%b6%e5%91%bd%e5%90%8d%e6%96%87%e4%bb%b6%e7%9a%84%e9%87%8d%e8%a6%81%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207872\/","title":{"rendered":"\u5305\uff1a\u4f7f\u7528\u521d\u59cb\u5316\u65f6\u547d\u540d\u6587\u4ef6\u7684\u91cd\u8981\u6027"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5305\uff1a\u4f7f\u7528\u521d\u59cb\u5316\u65f6\u547d\u540d\u6587\u4ef6\u7684\u91cd\u8981\u6027<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-26 11:36:39<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

Golang\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u5305\uff1a\u4f7f\u7528\u521d\u59cb\u5316\u65f6\u547d\u540d\u6587\u4ef6\u7684\u91cd\u8981\u6027\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

<\/p>\n

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

\u6211\u5728\u4e0b\u9762\u7684\u6811\u4e2d\u7f16\u5199\u4e86\u4e00\u4e2a\u7c7b\u4f3cdisplay\u7684\u7ed3\u6784\u3002<\/p>\n

.\n\u251c\u2500\u2500 readme.md\n\u251c\u2500\u2500 db\n\u2502   \u2514\u2500\u2500 db.go\n\u251c\u2500\u2500 go.mod\n\u251c\u2500\u2500 go.sum\n\u251c\u2500\u2500 handler\n\u2502   \u251c\u2500\u2500 category.go\n\u2502   \u251c\u2500\u2500 handler.go\n\u2502   \u2514\u2500\u2500 users.go\n\u251c\u2500\u2500 main.go\n\u251c\u2500\u2500 model\n\u2502   \u251c\u2500\u2500 category.go\n\u2502   \u251c\u2500\u2500 model.go\n\u2502   \u2514\u2500\u2500 users.go\n\u2514\u2500\u2500 route\n    \u251c\u2500\u2500 category.go \/\/ init()  error to using package vars\n    \u251c\u2500\u2500 route.go \/\/ init() writing package vars\n    \u2514\u2500\u2500 users.go \/\/ init()  no error to using package vars<\/pre>\n
\u5305\u4e2d\u9664\u540c\u540d\u6587\u4ef6\u5916\u7684\u6240\u6709\u6587\u4ef6\uff08route\/route.go\uff0chandler\/handler.go\uff0c…\uff09<\/em>\u90fd\u662f\u81ea\u52a8\u751f\u6210\u7684\u3002\u5bf9\u4e8e\u8fd9\u4e9b\u6587\u4ef6\u6765\u6269\u5c55\u5305\u53d8\u91cf\uff0c\u6211\u4f7f\u7528 golang \u7684 func init(){}<\/code> ex:<\/p>\n
route\/route.go<\/strong><\/p>\n
package route\n\nimport (\n    \"github.com\/labstack\/echo\/v4\"\n    \"github.com\/labstack\/echo\/v4\/middleware\"\n)\n\nvar (\n    \/\/ public routes\n    e *echo.echo  = echo.new()\n    \/\/ restricted routes\n    r *echo.group = e.group(\"\/restricted\")\n)\n\nfunc init() {\n    e.use(middleware.corswithconfig(middleware.corsconfig{\n        alloworigins: []string{\"http:\/\/localhost:3000\"},\n        allowmethods: []string{echo.get, echo.put, echo.post, echo.delete, echo.options},\n        allowheaders: []string{echo.headerauthorization, echo.headercontenttype},\n    }))\n\n    e.use(middleware.recover())\n    r.use(middleware.jwt([]byte(\"secret\")))\n}<\/pre>\n
route\/category.go<\/strong><\/p>\n
package route\n\nimport (\n    \"github.com\/username\/project\/handler\"\n)\n\nfunc init() {\n    r.get(\"\/category\", handler.listcategory)\n    r.post(\"\/category\/add\", handler.createcategory)\n    r.get(\"\/category\/:id\", handler.readcategory)\n    r.put(\"\/category\/edit\/:id\", handler.updatecategory)\n    r.delete(\"\/category\/:id\", handler.deletecategory)\n}<\/pre>\n
route\/user.go<\/strong><\/p>\n
package route\n\nimport (\n    \"github.com\/username\/project\/handler\"\n)\n\nfunc init() {\n    r.GET(\"\/users\", handler.ListUsers)\n    r.POST(\"\/users\/add\", handler.CreateUser)\n    r.PUT(\"\/users\/edit\/:id\", handler.UpdateUser)\n    r.DELETE(\"\/users\/:id\", handler.DeleteUser)\n    e.POST(\"\/auth\", handler.Login)\n    e.POST(\"\/lost\", handler.Lost)\n    e.POST(\"\/password\", handler.Password)\n}<\/pre>\n
\u6b63\u5982\u60a8\u5df2\u7ecf\u4e86\u89e3\u7684\uff0ccategory.go init()<\/code> \u5728 router.go init()<\/code> \u4e4b\u524d\u542f\u52a8\uff0c\u5177\u4f53\u63cf\u8ff0\u5982\u4e0b\uff1ago \u5305\u521d\u59cb\u5316\u3002<\/p>\n
\u7f16\u5199\u4e86\u4e00\u4e2a\u6f02\u4eae\u7684\u7a0b\u5e8f\u540e\uff0c\u53ef\u4ee5\u81ea\u52a8\u7f16\u5199\u50cf route\/category.go<\/code> \u8fd9\u6837\u7684\u8def\u7531\u3002\u6211\u610f\u8bc6\u5230\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u5fc5\u987b\u5c06 router\/router.go<\/code> \u91cd\u547d\u540d\u4e3a router\/0router.go<\/code> \uff08\u5b83\u6709\u6548\uff09<\/em>\uff0c\u4ee5\u4fbf\u5b83\u4ecd\u7136\u4f4d\u4e8e\u652f\u67f1\u7684\u9876\u90e8\uff0c\u4f46\u5b83\u4e0d\u662f\u4e00\u4e2a\u597d\u65b9\u6cd5\u3002<\/p>\n
\u5bf9\u8fd9\u68f5\u6811\u548c golang ini()<\/code> \u7684\u4f7f\u7528\u6709\u4ec0\u4e48\u5efa\u8bae\u5417\uff1f<\/p>\n
\u8c22\u8c22<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u4f7f\u7528\u53d8\u91cf\u58f0\u660e\u8868\u8fbe\u5f0f\u6765\u907f\u514d\u6587\u4ef6\u540d\u4f9d\u8d56\u3002\u8d4b\u503c\u5728\u5f15\u7528\u53d8\u91cf\u7684 init()<\/code> \u51fd\u6570\u4e4b\u524d\u6267\u884c\u3002<\/p>\n
var (\n    \/\/ public routes\n    e *echo.Echo = newPublic()\n    \/\/ restricted routes\n    r *echo.Group = newRestricted()\n)\n\nfunc newPublic() *echo.Echo {\n    e := echo.New()\n    e.Use(middleware.CORSWithConfig(middleware.CORSConfig{\n        AllowOrigins: []string{\"http:\/\/localhost:3000\"},\n        AllowMethods: []string{echo.GET, echo.PUT, echo.POST, echo.DELETE, echo.OPTIONS},\n        AllowHeaders: []string{echo.HeaderAuthorization, echo.HeaderContentType},\n    }))\n    e.Use(middleware.Recover())\n}\n\nfunc newRestricted() *echo.Group {\n    r := e.Group(\"\/restricted\")\n    r.Use(middleware.JWT([]byte(\"secret\")))\n    return r\n}<\/pre>\n
\u4ee5\u4e0a\u5c31\u662f\u300a\u5305\uff1a\u4f7f\u7528\u521d\u59cb\u5316\u65f6\u547d\u540d\u6587\u4ef6\u7684\u91cd\u8981\u6027\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\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-207872","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207872","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=207872"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207872\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207872"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207872"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}