{"id":207864,"date":"2025-07-08T15:47:13","date_gmt":"2025-07-08T07:47:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207864\/"},"modified":"2025-07-08T15:47:13","modified_gmt":"2025-07-08T07:47:13","slug":"%e4%bd%bf%e7%94%a8%e8%87%aa%e5%ae%9a%e4%b9%89%e7%b1%bb%e5%9e%8b%e8%a7%a3%e6%9e%90-golang-%e4%b8%ad%e7%9a%84-json-%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207864\/","title":{"rendered":"\u4f7f\u7528\u81ea\u5b9a\u4e49\u7c7b\u578b\u89e3\u6790 golang \u4e2d\u7684 JSON \u6570\u7ec4"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u4f7f\u7528\u81ea\u5b9a\u4e49\u7c7b\u578b\u89e3\u6790 golang \u4e2d\u7684 JSON \u6570\u7ec4<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-26 10:24:35<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300a\u4f7f\u7528\u81ea\u5b9a\u4e49\u7c7b\u578b\u89e3\u6790 golang \u4e2d\u7684 JSON \u6570\u7ec4\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n

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

\u6211\u6b63\u5728\u5c1d\u8bd5\u5728 golang \u4e2d\u89e3\u6790\u4e00\u4e2a json \u6570\u7ec4\uff0c\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n

2\u725b\u8089840f8f9d8bb724c7736cb14989 <\/p>\n

\u4f8b\u5982\uff0cjson \u5e94\u8be5\u5305\u542b\u4e0d\u540c\u8868\u7684\u6a21\u5f0f\u3002 \u6211\u5df2\u5c1d\u8bd5\u4ee5\u4e0b\u4ee3\u7801\uff0c\u4f46\u67b6\u6784\u8fd4\u56de\u7a7a\uff1a<\/p>\n

package main\n\nimport (\n    \"encoding\/json\"\n    \"io\"\n    \"log\"\n    \"os\"\n)\n\ntype ColumnType struct {\n    Name  string `json:\"name\"`\n    Type  string `json:\"type\"`\n}\n\ntype Schema struct {\n    Schema map[string][]ColumnType\n}\n\nfunc main() {\n\n    mocksSchemas, _ := os.Open(\"parse_config\/mock_schema.json\")\n\n    var schemas []Schema\n    content, err := io.ReadAll(mocksSchemas)\n    if err != nil {\n        log.Fatal(\"Error when reading mock file: \", err)\n    }\n    err = json.Unmarshal(content, &schemas)\n    if err != nil {\n        log.Fatal(\"Error during Unmarshal(): \", err)\n    }\n\n    defer mocksSchemas.Close()\n}<\/pre>\n
\u6211\u505a\u9519\u4e86\u4ec0\u4e48\uff1f\u5982\u679c\u60a8\u80fd\u6307\u51fa\u6211\u7684\u9519\u8bef\uff0c\u6211\u5c06\u4e0d\u80dc\u611f\u6fc0 \u8c22\u8c22\uff01<\/p>\n
 <\/p>\n
\u6b63\u786e\u7b54\u6848<\/h2>\n
 <\/p>\n
\u8981\u5339\u914d\u6e90\/\u76ee\u6807 JSON\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u7c7b\u578b\uff1a<\/p>\n
type Schema map[string][]ColumnType\n<\/pre>\n
\u6216\u8005\uff0c\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u66f4\u6613\u4e8e\u4f7f\u7528\u7684\u4e1c\u897f\uff1a<\/p>\n
type Schema struct {\n    Table   string\n    Columns []ColumnType\n}\n\nfunc (s Schema) MarshalJSON() ([]byte, error) {\n    return json.Marshal(map[string][]ColumnType{\n        s.Table: s.Columns,\n    })\n}\n\nfunc (s *Schema) UnmarshalJSON(data []byte) error {\n    var m map[string][]ColumnType\n    if err := json.Unmarshal(data, &m); err != nil {\n        return err\n    }\n    for k, v := range m {\n        s.Table = k\n        s.Columns = v\n        break\n    }\n    return nil\n}\n<\/pre>\n
\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/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-207864","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207864","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=207864"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207864\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207864"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}