{"id":207400,"date":"2025-07-08T09:10:02","date_gmt":"2025-07-08T01:10:02","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207400\/"},"modified":"2025-07-08T09:10:02","modified_gmt":"2025-07-08T01:10:02","slug":"%e4%bd%bf%e7%94%a8-struct-%e5%88%9b%e5%bb%ba%e4%bb%a5-keyvalue-%e4%bd%9c%e4%b8%ba%e6%a0%87%e8%ae%b0%e5%90%8d%e7%a7%b0%e7%9a%84-json-%e8%be%93%e5%87%ba%e6%97%b6%e5%87%ba%e7%8e%b0%e7%9a%84%e9%97%ae","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207400\/","title":{"rendered":"\u4f7f\u7528 struct \u521b\u5efa\u4ee5 key:value \u4f5c\u4e3a\u6807\u8bb0\u540d\u79f0\u7684 JSON \u8f93\u51fa\u65f6\u51fa\u73b0\u7684\u95ee\u9898"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u4f7f\u7528 struct \u521b\u5efa\u4ee5 key:value \u4f5c\u4e3a\u6807\u8bb0\u540d\u79f0\u7684 JSON \u8f93\u51fa\u65f6\u51fa\u73b0\u7684\u95ee\u9898<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-22 11:45:33<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u76ee\u524d\u4e0a\u5df2\u7ecf\u6709\u5f88\u591a\u5173\u4e8eGolang<\/span>\u7684\u6587\u7ae0\u4e86\uff0c\u81ea\u5df1\u5728\u521d\u6b21\u9605\u8bfb\u8fd9\u4e9b\u6587\u7ae0\u4e2d\uff0c\u4e5f\u89c1\u8bc6\u5230\u4e86\u5f88\u591a\u5b66\u4e60\u601d\u8def\uff1b\u90a3\u4e48\u672c\u6587\u300a\u4f7f\u7528 struct \u521b\u5efa\u4ee5 key:value \u4f5c\u4e3a\u6807\u8bb0\u540d\u79f0\u7684 JSON \u8f93\u51fa\u65f6\u51fa\u73b0\u7684\u95ee\u9898\u300b<\/span>\uff0c\u4e5f\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff0c\u5982\u679c\u9605\u8bfb\u5b8c\u540e\u771f\u7684\u5bf9\u4f60\u5b66\u4e60Golang<\/span>\u6709\u5e2e\u52a9\uff0c\u6b22\u8fce\u52a8\u52a8\u624b\u6307\uff0c\u8bc4\u8bba\u7559\u8a00\u5e76\u5206\u4eab~<\/p>\n

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

\u6211\u60f3\u521b\u5efa\u4e00\u4e2a\u5982\u4e0b\u6240\u793a\u7684\u8f93\u51fa json\uff0c<\/p>\n

{\n   \"name\": \"john smith\",\n   \"city\": \"london\",\n   \"contact\": [\n     { \"key\": \"streetname\", \"value\": \"somename\" },\n     { \"key\": \"postalcode\", \"value\": \"somevalue\" }\n   ],\n}<\/pre>\n
\u6211\u6b63\u5728\u5c1d\u8bd5\u4f7f\u7528\u4e0b\u9762\u7684\u4ee3\u7801\u6765\u5b9e\u73b0\u6b64\u76ee\u7684\uff0c<\/p>\n
package main\n\nimport (\n        \"encoding\/json\"\n        \"fmt\"\n        \"log\"\n)\n\ntype person struct {\n   name, city string\n   contact contactstruct   \n}\n\ntype contactstruct struct {\n   street, postalcode map[string]string\n}\n\nfunc main() {\n  streetdata := make(map[string]string)\n  streetdata[\"key\"] = \"streetname\"\n  streetdata[\"value\"] = \"abc street\"\n\n  postalcodedata := make(map[string]string)\n  postalcodedata[\"key\"] = \"postalcode\"\n  postalcodedata[\"value\"] = \"12345\"\n\n  jsondata := person{\n    name: \"john smith\",\n    city: \"london\",\n    contact: contactstruct{\n       streetdata,\n       postalcodedata,\n    },\n  }\n\n  finaljsondata, err := json.marshalindent(jsondata, \" \", \"   \")\n  if err != nil {\n    log.fatal(err)\n  }\n\n  fmt.println(string(finaljsondata))\n}<\/pre>\n
\u4e0b\u9762\u662f\u4f7f\u7528\u4e0a\u8ff0\u4ee3\u7801\u751f\u6210\u7684\u8f93\u51fa\uff0c<\/p>\n
{\n    \"Name\": \"John Smith\",\n    \"City\": \"London\",\n    \"Contact\": {\n       \"Street\": {\n          \"key\": \"StreetName\",\n          \"value\": \"ABC Street\"\n       },\n       \"PostalCode\": {\n          \"key\": \"PostalCode\",\n          \"value\": \"12345\"\n       }\n    }\n }<\/pre>\n
\u95ee\u9898\uff1a\u6b63\u5982\u6211\u4eec\u6240\u770b\u5230\u7684\uff0c\u8f93\u51fa\u662f\u4f7f\u7528\u6807\u7b7e\u540d\u79f0 “street”<\/strong> \u548c postalcode<\/strong> \u521b\u5efa\u7684\uff0c\u56e0\u4e3a\u6211\u4eec\u6b63\u5728\u4f7f\u7528\u7ed3\u6784\u503c\u521b\u5efa json\u3002 p> <\/p>\n
\u6211\u5c1d\u8bd5\u63a2\u7d22\u5728 person struct<\/code> \u4e2d\u4f7f\u7528 map[string]string<\/code> \u548c map[string]interface{}<\/code> \u7684\u5404\u79cd\u9009\u9879\u3002\u4f46\u5b83\u4e0d\u8d77\u4f5c\u7528\u3002<\/p>\n
\u6839\u636e\u95ee\u9898\u5f00\u5934\u6240\u793a\u7684\u6211\u7684\u8981\u6c42\uff0c\u662f\u5426\u6709\u66f4\u597d\u7684\u5b9e\u73b0\u53ef\u7528\u4e8e\u83b7\u53d6 json \u8f93\u51fa\u3002<\/p>\n
\u9884\u5148\u611f\u8c22\u60a8\u7684\u5e2e\u52a9\u3002\u6211\u6700\u8fd1\u5f00\u59cb\u4f7f\u7528 golang \u8fdb\u884c\u5f00\u53d1\u3002<\/p>\n
\u8fd0\u884c\u6e90\u4ee3\u7801\u53ef\u5728\u6b64\u5904\u83b7\u53d6\uff1ahttps:\/\/play.golang.org\/p\/eixdywxfz1c<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u4e5f\u8bb8\u4f60\u60f3\u8981\u8fd9\u6837<\/p>\n
type Person struct {\n    Name, City string\n    Contact    []ContactStruct\n}\n\ntype ContactStruct struct {\n    Key   string\n    Value string\n}\n\nfunc main() {\n\n    StreetData := ContactStruct{Key: \"StreetName\", Value: \"ABC Street\"}\n    PostalCodeData := ContactStruct{Key: \"PostalCode\", Value: \"12345\"}\n    jsonData := Person{\n        Name:    \"John Smith\",\n        City:    \"London\",\n        Contact: []ContactStruct{StreetData, PostalCodeData},\n    }\n    finalJsonData, err := json.MarshalIndent(jsonData, \" \", \"   \")\n    if err != nil {\n        log.Fatal(err)\n    }\n    fmt.Println(string(finalJsonData))\n}<\/pre>\n
\u4f60\u7684\u7ed3\u6784\u6709\u70b9\u5947\u602a\uff0c\u4f46\u8fd9\u662f\u89e3\u51b3\u65b9\u6848\uff1a <\/p>\n
\u5feb\u901f\u63d0\u793a\uff1a \u5f53\u60a8\u9700\u8981 json \u7ed3\u6784\u65f6\u8bf7\u4f7f\u7528\u6b64\u9875\u9762\u3002<\/p>\n
\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u4f7f\u7528 struct \u521b\u5efa\u4ee5 key:value \u4f5c\u4e3a\u6807\u8bb0\u540d\u79f0\u7684 JSON \u8f93\u51fa\u65f6\u51fa\u73b0\u7684\u95ee\u9898\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591aGolang\u77e5\u8bc6\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-207400","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207400","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=207400"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207400\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207400"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207400"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}