设置默认值 func MarshalWithDefaults(v interface{}) ([]byte, error) { val := reflect.ValueOf(v).Elem() typ := val.Type() for i := 0; i < val.NumField(); i++ { field := typ.Field(i) tag := field.Tag.Get("json") defaultVal := field.Tag.Get("default") if default...
// Field int `json:"myName"` // // // Field appears in JSON as key "myName" and // // the field is omitted from the object if its value is empty, // // as defined above. // Field int `json:"myName,omitempty"` // // // Field appears in JSON as key "Field" (the ...
jsonDiffDict(json1[i].(map[string]interface{}), json2[i].(map[string]interface{}), depth+1, diff) }else{ diff.HasDiff=truediff.Result= diff.Result +"\n-"+ blank + marshal(json1[i]) +","diff.Result= diff.Result +"\n+"+ blank +marshal(json2[i]) }case[]interface{}:if_,...
viper.AddRemoteProvider("etcd","http://127.0.0.1:4001","/config/hugo.json")viper.SetConfigType("json")// because there is no file extension in a stream of bytes, supported extensions are "json", "toml", "yaml", "yml", "properties", "props", "prop", "env", "dotenv"err:=viper....
=nil: fmt.Println("json时发生错误:", err)default: fmt.Println("cat进行json化后, []byte =", bytes) fmt.Println("json字串为:",string(bytes)) } } 结果: 所以要使用别名 结果:
Struct 转 JSON c.JSON方法非常强大,不止可以用于map的输出,还可以把我们自定义的对象struct转为一个json字符串输出。 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 func main() { r := gin.Default() r.GET("/users/123", func(c *gin.Context) { c.JSON(200, user{ID: 123, Name: "张...
com/gin-gonic/gin"funcmain(){r:=gin.Default()r.GET("/ping",func(c*gin.Context){c.JSON(...
Addrstring`json:"addr"` Portuint`json:"port" default:"88"` Userstring`json:"user"` Passwordstring`json:"password"` } funcMarshalJSON(iinterface{}) ([]byte,error) { typeof:=reflect.TypeOf(i) valueof:=reflect.ValueOf(i) fori:=0;i<typeof.Elem().NumField();i++{ ...
使用"proto"则直接从proto文件传递名称。默认为:json-depth=2
"peach"]}` res := Response2{Page: 33 /*Default value*/} json...