Go Tags

tags1.go

package main

import (
	"fmt"
	"reflect"
)

type User struct {
	FullName string `json:"full_name" binding:"required"`
	Age      int    `json:"age" binding:"required,min=1"`
	Foo      string
}

func main() {
	t := reflect.TypeOf(User{})
	fmt.Printf("%+v\n", t)

	for i := 0; i < t.NumField(); i++ {
		field := t.Field(i)
		name := field.Tag.Get("json")
		binding := field.Tag.Get("binding")
		if name != "" && binding != "" {
			fmt.Printf("name: %+v binding: %+v\n", name, binding)
		}
	}
}