{"id":207725,"date":"2025-07-08T13:42:15","date_gmt":"2025-07-08T05:42:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207725\/"},"modified":"2025-07-08T13:42:15","modified_gmt":"2025-07-08T05:42:15","slug":"%e5%a6%82%e4%bd%95%e6%af%94%e8%be%83%e4%b8%8d%e5%90%8c%e9%a1%ba%e5%ba%8f%e7%9a%84-json%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207725\/","title":{"rendered":"\u5982\u4f55\u6bd4\u8f83\u4e0d\u540c\u987a\u5e8f\u7684 JSON\uff1f"},"content":{"rendered":"

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

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5982\u4f55\u6bd4\u8f83\u4e0d\u540c\u987a\u5e8f\u7684 JSON\uff1f<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-25 08:00:35<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5728Golang\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u5c31\u6574\u7406\u5206\u4eab\u300a\u5982\u4f55\u6bd4\u8f83\u4e0d\u540c\u987a\u5e8f\u7684 JSON\uff1f\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002<\/p>\n

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

\u6211\u6b63\u5728\u5c1d\u8bd5\u4f7f\u7528\u9ec4\u91d1\u6587\u4ef6\u5b9e\u73b0\u6d4b\u8bd5\uff0c\u4f46\u662f\uff0c\u6211\u7684\u51fd\u6570\u751f\u6210\u7684 json \u987a\u5e8f\u6709\u6240\u4e0d\u540c\uff0c\u4f46\u4fdd\u6301\u76f8\u540c\u7684\u503c\u3002\u6211\u5df2\u7ecf\u5b9e\u73b0\u4e86\u8fd9\u91cc\u4f7f\u7528\u7684\u6bd4\u8f83\u65b9\u6cd5\uff1a<\/p>\n

\u5982\u4f55\u6bd4\u8f83\u4e24\u4e2a json \u8bf7\u6c42\uff1f<\/p>\n

\u4f46\u5b83\u4f9d\u8d56\u4e8e\u987a\u5e8f\u3002\u6b63\u5982\u5e03\u62c9\u5fb7\u5728\u6b64\u6240\u8ff0\uff1a<\/p>\n

json \u5bf9\u8c61\u662f\u65e0\u5e8f\u7684\uff0c\u5c31\u50cf go \u6620\u5c04\u4e00\u6837\u3002\u5982\u679c \u60a8\u53d6\u51b3\u4e8e\u7279\u5b9a\u5b9e\u73b0\u5e8f\u5217\u5316 json \u7684\u987a\u5e8f \u5bf9\u8c61\uff0c\u4f60\u6709\u4e00\u4e2a\u9519\u8bef\u3002 <\/p>\n

\u6211\u7f16\u5199\u4e86\u4e00\u4e9b\u793a\u4f8b\u4ee3\u7801\u6765\u6a21\u62df\u6211\u7684\u56f0\u5883\uff1a<\/p>\n

package main\n\nimport (\n    \"bufio\"\n    \"encoding\/json\"\n    \"fmt\"\n    \"io\/ioutil\"\n    \"math\/rand\"\n    \"os\"\n    \"reflect\"\n    \"time\"\n)\n\ntype example struct {\n    Name     string\n    Earnings float64\n}\n\nfunc main() {\n    slice := GetSlice()\n    gfile, err := ioutil.ReadFile(\"testdata\/example.golden\")\n    if err != nil {\n        fmt.Println(err)\n        fmt.Println(\"Failed reading golden file\")\n    }\n\n    testJSON, err := json.Marshal(slice)\n    if err != nil {\n        fmt.Println(err)\n        fmt.Println(\"Error marshalling slice\")\n    }\n\n    equal, err := JSONBytesEqual(gfile, testJSON)\n    if err != nil {\n        fmt.Println(err)\n        fmt.Println(\"Error comparing JSON\")\n    }\n\n    if !equal {\n        fmt.Println(\"Restults don't match JSON\")\n    } else {\n        fmt.Println(\"Success!\")\n    }\n}\n\nfunc GetSlice() []example {\n    t := []example{\n        example{\"Penny\", 50.0},\n        example{\"Sheldon\", 70.0},\n        example{\"Raj\", 20.0},\n        example{\"Bernadette\", 200.0},\n        example{\"Amy\", 250.0},\n        example{\"Howard\", 1.0}}\n    rand.Seed(time.Now().UnixNano())\n    rand.Shuffle(len(t), func(i, j int) { t[i], t[j] = t[j], t[i] })\n    return t\n}\n\nfunc JSONBytesEqual(a, b []byte) (bool, error) {\n    var j, j2 interface{}\n    if err := json.Unmarshal(a, &j); err != nil {\n        return false, err\n    }\n    if err := json.Unmarshal(b, &j2); err != nil {\n        return false, err\n    }\n    return reflect.DeepEqual(j2, j), nil\n}\n\nfunc WriteTestSliceToFile(arr []example, filename string) {\n    file, err := os.OpenFile(filename, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)\n\n    if err != nil {\n        fmt.Println(\"failed creating file: %s\", err)\n    }\n\n    datawriter := bufio.NewWriter(file)\n    marshalledStruct, err := json.Marshal(arr)\n    if err != nil {\n        fmt.Println(\"Error marshalling json\")\n        fmt.Println(err)\n    }\n    _, err = datawriter.Write(marshalledStruct)\n    if err != nil {\n        fmt.Println(\"Error writing to file\")\n        fmt.Println(err)\n    }\n\n    datawriter.Flush()\n    file.Close()\n}<\/pre>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u5df2\u8ba2\u8d2d json \u3002\u5c06\u5207\u7247\u7f16\u7801\u4e3a json \u6570\u7ec4\u65f6\uff0cjson.marshal \u51fd\u6570\u4f1a\u4fdd\u7559\u987a\u5e8f\u3002<\/p>\n
json \u672a\u6392\u5e8f\u3002 json.marshal \u51fd\u6570\u6309\u6392\u5e8f\u952e\u987a\u5e8f\u5199\u5165\u5bf9\u8c61\u6210\u5458\uff0c\u5982 \u4e2d\u6240\u8ff0\u3002<\/p>\n
bradfitz \u8bc4\u8bba json \u5bf9\u8c61\u6392\u5e8f\u4e0e\u6b64\u95ee\u9898\u65e0\u5173\uff1a<\/p>\n
    \n
  • \u95ee\u9898\u4e2d\u7684\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528\u7684\u662f json \u6570\u7ec4\uff0c\u800c\u4e0d\u662f json \u5bf9\u8c61\u3002<\/li>\n
  • \u5728 brad \u53d1\u8868\u8bc4\u8bba\u51e0\u5e74\u540e\uff0c\u8be5\u8f6f\u4ef6\u5305\u5df2\u66f4\u65b0\u4e3a\u6309\u6392\u5e8f\u952e\u987a\u5e8f\u5199\u5165\u5bf9\u8c61\u5b57\u6bb5\u3002<\/li>\n<\/ul>\n
    \u8981\u5728\u5ffd\u7565\u987a\u5e8f\u7684\u60c5\u51b5\u4e0b\u6bd4\u8f83\u5207\u7247\uff0c\u8bf7\u5728\u6bd4\u8f83\u4e4b\u524d\u5bf9\u4e24\u4e2a\u5207\u7247\u8fdb\u884c\u6392\u5e8f\u3002\u8fd9\u53ef\u4ee5\u5728\u7f16\u7801\u4e3a json \u4e4b\u524d\u6216\u4ece json \u89e3\u7801\u4e4b\u540e\u5b8c\u6210\u3002<\/p>\n
    sort.Slice(slice, func(i, j int) bool {\n     if slice[i].Name != slice[j].Name {\n        return slice[i].Name < slice[j].Name\n     }\n     return slice[i].Earnings < slice[j].Earnings\n})<\/pre>\n
    \u5bf9\u4e8e\u5355\u5143\u6d4b\u8bd5\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 testify \u4e2d\u7684 assert.jsoneq<\/code>\u3002\u5982\u679c\u60a8\u9700\u8981\u4ee5\u7f16\u7a0b\u65b9\u5f0f\u6267\u884c\u6b64\u64cd\u4f5c\uff0c\u53ef\u4ee5\u9075\u5faa jsoneq \u51fd\u6570\u7684\u4ee3\u7801\u3002<\/p>\n<\/p>\n
    \u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5982\u4f55\u6bd4\u8f83\u4e0d\u540c\u987a\u5e8f\u7684 JSON\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\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-207725","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207725","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=207725"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207725\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207725"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207725"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}