61 lines
1.2 KiB
Go
61 lines
1.2 KiB
Go
package main
|
|
|
|
import (
|
|
"encoding/json"
|
|
"strconv"
|
|
"fmt"
|
|
)
|
|
|
|
type TheLong struct {
|
|
Value int64
|
|
}
|
|
|
|
type Test struct {
|
|
Name string `json:"name"`
|
|
Name2 string `json:"name2"`
|
|
Name3 string `json:"name3,omitempty"`
|
|
Age int32 `json:"age"`
|
|
NotSer string `json:"-"`
|
|
Bool bool `json:"bool"`
|
|
BoolInStr bool `json:"bool_in_str,string"`
|
|
Long int64 `json:"long"`
|
|
Long2 *TheLong `json:"long2"`
|
|
}
|
|
|
|
// https://www.cnblogs.com/yorkyang/p/8990570.html
|
|
func (l *TheLong) MarshalJSON() (data []byte, err error) {
|
|
if l != nil {
|
|
data = []byte("\""+strconv.FormatInt(l.Value, 10) + "\"")
|
|
}
|
|
return
|
|
}
|
|
// func (l *TheLong) UnmarshalJSON(data []byte) error {
|
|
// v, err := strconv.ParseInt(string(data), 10, 64)
|
|
// if err != nil {
|
|
// return err
|
|
// }
|
|
// l.Value = v
|
|
// return nil
|
|
// }
|
|
|
|
|
|
func main() {
|
|
t := Test {
|
|
Name: "hatter",
|
|
Name2: "",
|
|
Name3: "",
|
|
Age: 18,
|
|
NotSer: "not ser!",
|
|
Bool: true,
|
|
BoolInStr: true,
|
|
Long: 342438204823084023,
|
|
Long2: &TheLong { Value: 342438204823084023 },
|
|
}
|
|
s, err := json.Marshal(t)
|
|
if err != nil {
|
|
fmt.Println("ERROR: ", err)
|
|
return
|
|
}
|
|
fmt.Println("JSON: ", string(s))
|
|
}
|