在Go语言中,将JSON字符串转换为map类型可以通过标准库encoding/json中的Unmarshal函数实现。下面是一个示例代码,展示了如何将JSON字符串转换为map[string]interface{}类型: go package main import ( "encoding/json" "fmt" ) func main() { // JSON字符串 jsonStr := `{" "John", "age": 30, "city":...
将map 转换为 json 字符串的实现为: func Marshal(m map[string]interface{}) string { if byt, err := json.Marshal(m); err != nil { return "" } else { return string(byt) } } 将json 字符串转换为 map 的实现为: func Unmarshal(str string) (map[string]interface{}, error) { var dat...
func TestMapToStructByJson(t *testing.T) { 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 ...
jsonStr := `{"isSchemaConforming":true,"schemaVersion":0,"unknown.0":[{"email_address":"test1@uber.com"},{"email_address":"test2@uber.com"}]}` dynamic := make(map[string]interface{}) json.Unmarshal([]byte(jsonStr), &dynamic) firstEmail := dynamic["unknown.0"].([]interface{})...
whitelist :=map[string]map[string]int{} err = json.Unmarshal(b, &whitelist) iferr != nil { fmt.Println(err) } forkey, value :=rangewhitelist { fmt.Println("key:", key,"code:", value["code"],"hot:", value["hot"]) }
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"}...
err = jsonparser.ObjectEach(data, func(key []byte, value []byte, dataType jsonparser.ValueType, offset int) error { fmt.Printf("key:%s\n value:%s\n Type:%s\n", string(key), string(value), dataType) return nil }, "person", "name") ...
json 字符串反序列化成 map // 强转interface类型到string类型(注意: 不是 convert.ToJSONString) wordCloudJson := convert.ToString(data[0]["word_cloud_json"]) words := make(map[string]interface{}) err = json.Unmarshal([]byte(wordCloudJson), &words) ...
golang多级json转map func main() { jsonStr := `{"isSchemaConforming":true,"schemaVersion":0,"unknown.0":[{"email_address":"test1@uber.com"},{"email_address":"test2@uber.com"}]}` dynamic := make(map[string]interface{})json.Unmarshal([]byte(jsonStr), &dynamic)firstEmail := dyn...
==Map转Json== package main import ("encoding/json""fmt") func main() { var mapInstances []map[string]interface{} instance1 := map[string]interface{}{"name":"张三","age":18} instance2 := map[string]interface{}{"name":"李四","age":35} ...