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| package main
import (
"fmt"
"reflect"
)
type Cat struct {
Name string
Attr string `json:"attr" id:"222"`
}
func main() {
ins := Cat{
Name: "BBA",
Attr: "BNW",
}
t := reflect.TypeOf(ins)
for i := 0; i < t.NumField(); i++ {
field := t.Field(i)
fmt.Println(field.Name)
fmt.Println(field.Type)
fmt.Println(field.Tag)
}
fmt.Println("--------------------------")
if f, ok := t.FieldByName("Attr"); ok {
fmt.Println(f.Tag.Get("json"))
fmt.Println(f.Tag.Get("id"))
}
}
|
