2. type (
    3.     user struct {
    4.         ID   uint64
    5.         Info userinfo
    6.     }
    8.     userinfo struct {
    9.         Name string
    10.         Age  int
    11.     }
    12. )
    14. func main() {
    16.     s := user{}
    18.     // 创建新的类型实例
    19.     ref := reflect.New(reflect.TypeOf(s))
    20.     ref.Elem().FieldByName(`ID`).SetUint(1)
    21.     ref.Elem().FieldByName(`Info`).Set(reflect.ValueOf(userinfo{
    22.         Name: `kyo`,
    23.         Age:  18,
    24.     }))
    25.     fmt.Printf("%#v, %#v\n", s, ref.Interface())
    27.     // 直接操作反射对象
    28.     refPointer := reflect.Indirect(reflect.ValueOf(&s))
    29.     refPointer.FieldByName(`ID`).SetUint(1)
    30.     refPointer.FieldByName(`Info`).Set(reflect.ValueOf(userinfo{
    31.         Name: `kyo`,
    32.         Age:  18,
    33.     }))
    34.     fmt.Printf("%#v, %#v\n", s, refPointer.Interface())
    35. }