{"id":57850,"date":"2024-10-10T21:40:33","date_gmt":"2024-10-10T13:40:33","guid":{"rendered":"https:\/\/server.hk\/cnblog\/57850\/"},"modified":"2024-10-10T21:40:33","modified_gmt":"2024-10-10T13:40:33","slug":"go%e6%95%99%e7%a8%8b-go-%e8%aa%9e%e8%a8%80-reflect-typeof-%e5%92%8c-reflect-type%ef%bc%88%e9%80%9a%e9%81%8e%e5%8f%8d%e5%b0%84%e7%8d%b2%e5%8f%96%e9%a1%9e%e5%9e%8b%e4%bf%a1%e6%81%af%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/57850\/","title":{"rendered":"GO\u6559\u7a0b: Go \u8a9e\u8a00 reflect.TypeOf() \u548c reflect.Type\uff08\u901a\u904e\u53cd\u5c04\u7372\u53d6\u985e\u578b\u4fe1\u606f\uff09"},"content":{"rendered":"<h1 id=\"go%e6%95%99%e7%a8%8b-go-%e8%aa%9e%e8%a8%80-reflect-typeof-%e5%92%8c-reflect-type%ef%bc%88%e9%80%9a%e9%81%8e%e5%8f%8d%e5%b0%84%e7%8d%b2%e5%8f%96%e9%a1%9e%e5%9e%8b%e4%bf%a1%e6%81%af%ef%bc%89-WaGhOvkrSA\">GO\u6559\u7a0b: Go \u8a9e\u8a00 reflect.TypeOf() \u548c reflect.Type\uff08\u901a\u904e\u53cd\u5c04\u7372\u53d6\u985e\u578b\u4fe1\u606f\uff09<\/h1>\n<p>\u5728 Go \u8a9e\u8a00\u4e2d\uff0c\u53cd\u5c04\u662f\u4e00\u500b\u5f37\u5927\u7684\u7279\u6027\uff0c\u5141\u8a31\u7a0b\u5e8f\u5728\u904b\u884c\u6642\u6aa2\u67e5\u985e\u578b\u548c\u8b8a\u91cf\u7684\u5c6c\u6027\u3002\u9019\u5c0d\u65bc\u8a31\u591a\u61c9\u7528\u5834\u666f\u4f86\u8aaa\u90fd\u662f\u975e\u5e38\u6709\u7528\u7684\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u52d5\u614b\u8655\u7406\u6578\u64da\u7d50\u69cb\u7684\u60c5\u6cc1\u4e0b\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Go \u8a9e\u8a00\u4e2d\u7684 <code>reflect.TypeOf()<\/code> \u548c <code>reflect.Type<\/code>\uff0c\u4e26\u901a\u904e\u793a\u4f8b\u4f86\u8aaa\u660e\u5982\u4f55\u4f7f\u7528\u9019\u4e9b\u529f\u80fd\u4f86\u7372\u53d6\u985e\u578b\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e5%8f%8d%e5%b0%84%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-WaGhOvkrSA\">\u53cd\u5c04\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u53cd\u5c04\u662f\u6307\u5728\u904b\u884c\u6642\u6aa2\u67e5\u985e\u578b\u548c\u8b8a\u91cf\u7684\u80fd\u529b\u3002Go \u8a9e\u8a00\u7684\u53cd\u5c04\u529f\u80fd\u4e3b\u8981\u901a\u904e <code>reflect<\/code> \u5305\u4f86\u5be6\u73fe\u3002\u9019\u500b\u5305\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u7372\u53d6\u985e\u578b\u4fe1\u606f\u3001\u6aa2\u67e5\u985e\u578b\u3001\u4ee5\u53ca\u64cd\u4f5c\u8b8a\u91cf\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-reflect-typeof-%e7%8d%b2%e5%8f%96%e9%a1%9e%e5%9e%8b%e4%bf%a1%e6%81%af-WaGhOvkrSA\">\u4f7f\u7528 reflect.TypeOf() \u7372\u53d6\u985e\u578b\u4fe1\u606f<\/h2>\n<p><code>reflect.TypeOf()<\/code> \u51fd\u6578\u662f\u7372\u53d6\u8b8a\u91cf\u985e\u578b\u7684\u4e3b\u8981\u65b9\u6cd5\u3002\u5b83\u63a5\u53d7\u4e00\u500b\u7a7a\u63a5\u53e3\u4f5c\u70ba\u53c3\u6578\uff0c\u4e26\u8fd4\u56de\u8a72\u8b8a\u91cf\u7684\u985e\u578b\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 <code>reflect.TypeOf()<\/code> \u7684\u57fa\u672c\u793a\u4f8b\uff1a<\/p>\n<pre><code>package main\n\nimport (\n    \"fmt\"\n    \"reflect\"\n)\n\nfunc main() {\n    var x int = 42\n    t := reflect.TypeOf(x)\n    fmt.Println(\"\u985e\u578b:\", t) \/\/ \u8f38\u51fa: \u985e\u578b: int\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u6574\u6578\u8b8a\u91cf <code>x<\/code>\uff0c\u7136\u5f8c\u4f7f\u7528 <code>reflect.TypeOf()<\/code> \u7372\u53d6\u5176\u985e\u578b\uff0c\u4e26\u5c07\u7d50\u679c\u6253\u5370\u51fa\u4f86\u3002<\/p>\n<h2 id=\"%e7%90%86%e8%a7%a3-reflect-type-WaGhOvkrSA\">\u7406\u89e3 reflect.Type<\/h2>\n<p><code>reflect.Type<\/code> \u662f\u4e00\u500b\u63a5\u53e3\uff0c\u8868\u793a Go \u8a9e\u8a00\u4e2d\u7684\u985e\u578b\u3002\u5b83\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u7372\u53d6\u985e\u578b\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u4f8b\u5982\u985e\u578b\u540d\u7a31\u3001\u57fa\u790e\u985e\u578b\u3001\u662f\u5426\u70ba\u6307\u91dd\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><code>Name()<\/code>: \u8fd4\u56de\u985e\u578b\u7684\u540d\u7a31\u3002<\/li>\n<li><code>Kind()<\/code>: \u8fd4\u56de\u985e\u578b\u7684\u57fa\u672c\u985e\u578b\u3002<\/li>\n<li><code>PkgPath()<\/code>: \u8fd4\u56de\u985e\u578b\u7684\u5305\u8def\u5f91\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8-reflect-type-%e7%8d%b2%e5%8f%96%e9%a1%9e%e5%9e%8b%e8%a9%b3%e7%b4%b0%e4%bf%a1%e6%81%af-WaGhOvkrSA\">\u793a\u4f8b\uff1a\u4f7f\u7528 reflect.Type \u7372\u53d6\u985e\u578b\u8a73\u7d30\u4fe1\u606f<\/h3>\n<pre><code>package main\n\nimport (\n    \"fmt\"\n    \"reflect\"\n)\n\nfunc main() {\n    var x []string\n    t := reflect.TypeOf(x)\n\n    fmt.Println(\"\u985e\u578b\u540d\u7a31:\", t.Name())         \/\/ \u8f38\u51fa: \u985e\u578b\u540d\u7a31: \n    fmt.Println(\"\u57fa\u672c\u985e\u578b:\", t.Kind())         \/\/ \u8f38\u51fa: \u57fa\u672c\u985e\u578b: slice\n    fmt.Println(\"\u5305\u8def\u5f91:\", t.PkgPath())        \/\/ \u8f38\u51fa: \u5305\u8def\u5f91: \n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u5b57\u7b26\u4e32\u5207\u7247\u8b8a\u91cf <code>x<\/code>\uff0c\u7136\u5f8c\u4f7f\u7528 <code>reflect.TypeOf()<\/code> \u7372\u53d6\u5176\u985e\u578b\u4fe1\u606f\uff0c\u4e26\u901a\u904e <code>Name()<\/code>\u3001<code>Kind()<\/code> \u548c <code>PkgPath()<\/code> \u65b9\u6cd5\u4f86\u7372\u53d6\u8a73\u7d30\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e5%8f%8d%e5%b0%84%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-WaGhOvkrSA\">\u53cd\u5c04\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u53cd\u5c04\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u52d5\u614b\u8655\u7406 JSON \u6578\u64da\uff1a\u53ef\u4ee5\u6839\u64da\u985e\u578b\u52d5\u614b\u751f\u6210\u7d50\u69cb\u9ad4\u3002<\/li>\n<li>ORM \u6846\u67b6\uff1a\u53ef\u4ee5\u6839\u64da\u7d50\u69cb\u9ad4\u7684\u6a19\u7c64\u81ea\u52d5\u6620\u5c04\u6578\u64da\u5eab\u5b57\u6bb5\u3002<\/li>\n<li>\u6e2c\u8a66\u6846\u67b6\uff1a\u53ef\u4ee5\u52d5\u614b\u751f\u6210\u6e2c\u8a66\u7528\u4f8b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WaGhOvkrSA\">\u7e3d\u7d50<\/h2>\n<p>Go \u8a9e\u8a00\u7684\u53cd\u5c04\u529f\u80fd\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u985e\u578b\u6aa2\u67e5\u548c\u64cd\u4f5c\u80fd\u529b\uff0c\u901a\u904e <code>reflect.TypeOf()<\/code> \u548c <code>reflect.Type<\/code>\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5728\u904b\u884c\u6642\u7372\u53d6\u8b8a\u91cf\u7684\u985e\u578b\u4fe1\u606f\uff0c\u9019\u5c0d\u65bc\u8a31\u591a\u52d5\u614b\u7de8\u7a0b\u7684\u5834\u666f\u4f86\u8aaa\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u4e86\u89e3\u9019\u4e9b\u57fa\u672c\u6982\u5ff5\u548c\u7528\u6cd5\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u5728 Go \u8a9e\u8a00\u958b\u767c\u4e2d\u7684\u9748\u6d3b\u6027\u548c\u6548\u7387\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u958b\u767c\u74b0\u5883\u9084\u662f\u751f\u7522\u74b0\u5883\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 Go \u8a9e\u8a00\u4e2d\u7684 reflect.TypeOf() \u548c reflect.Type\uff0c\u5b78\u7fd2\u5982\u4f55\u901a\u904e\u53cd\u5c04\u7372\u53d6\u985e\u578b\u4fe1\u606f\uff0c\u63d0\u5347\u4f60\u7684\u7de8\u7a0b\u6280\u5de7\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-57850","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57850","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=57850"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57850\/revisions"}],"predecessor-version":[{"id":57851,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/57850\/revisions\/57851"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=57850"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=57850"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=57850"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}