首先,你需要定义一个map。在Go中,map是一种内置的数据结构,用于存储键值对。例如,我们可以创建一个字符串到接口的map,这样可以存储各种类型的数据。 go mapInstance := make(map[string]interface{}) 将需要转换为JSON的数据填充到map中: 接下来,你可以向map中添加你需要转换为JSON的数据。这些数据可以是字符...
// map to json package main import ( "encoding/json" "fmt" ) func main() { s := []map[string]interface{}{} m1 := map[string]interface{}{"name": "John", "age": 10} m2 := map[string]interface{}{"name": "Alex", "age": 12} s = append(s, m1, m2) s = append(s, ...
Price float64 `json:",string"` } func main() { //定义一个结构体变量,同时初始化 s := IT{"itcast", []string{"Golang", "PHP", "Java", "C++"}, true, 666.666} //编码,根据内容生成json文本 //buf, err := json.Marshal(s) //buf = {"subjects":["Golang","PHP","Java","C++...
我们将map的键设置为string类型,值则设为interface{}类型,以便存储一个任意类型的数据。 接下来,我们使用"encoding/json"包中的Marshal方法将map数据转化为JSON格式字符串。 //将map数据转化为JSON格式字符串jsonBytes, err := json.Marshal(infoMap)//判断是否转换成功iferr !=nil{ fmt.Println("JSON格式转换失败...
2:go解析处理json转map(多层嵌套) //jsonStr为上面的json字符 printInfo := make(map[string]interface{}) jsonErr = json.Unmarshal([]byte(addressInfo.PrintInfo), &jsonStr) if jsonErr != nil { fmt.Println("json解析错误") return } else { ...
golang中map结构转换成json import ( "encoding/json" "fmt" ) func main() { m := make(map[string]interface{}, 4) m["name"] = "wilson" m["lang"] = []string{"go", "python", "java"} m["isok"] = true m["price"] = 5.55...
四.json转map,数字默认为float64 package main import("encoding/json""fmt")funcmain(){mJson:=`{"age":11,"gender":77,"name":"HanMeimei","subject":["语文","数学","英语"]}` m:=make(map[string]interface{})json.Unmarshal([]byte(mJson),&m)fmt.Println(m)//类型断言forkey,value:=rang...
通过JSON 进行转换 先将map转换成JSON,再通过 JSON 转换成struct 操作有点繁琐 func TestMapToStructByJson(t *testing.T) { beforeMap := map[string]interface {}{ "id":"123", "user_name":"酒窝猪", "address":[]map[string]interface{}{{"address": "address01"}, {"address": "address02"}...
beforeMap := map[string]interface {}{ "id":"123", "user_name":"酒窝猪", "address":[]map[string]interface{}{{"address": "address01"}, {"address": "address02"}}, } var afterStruct =UserInfoVo{} before := time.Now() marshal, err := json.Marshal(beforeMap) if err!=nil{ fmt...
import ("encoding/json""fmt") func main() {//创建一个mapm := make(map[string]interface{},4)//因为类型多,可以用interface空接口m["address"] ="北京"m["languages"] = []string{"Golang","PHP","Java","Python"} m["status"] =truem["price"] =666.666//编码成json//result, err :=...