go map转struct【mapstructure库】

package main

import (
	"fmt"
	"github.com/mitchellh/mapstructure"
)

type Cat struct {
	Name  string `mapstructure:"a"`
	Breed string `mapstructure:"b"`
}

func main() {

	 m := map[string]string{
		"a":"aaa",
		"b":"bbb",
	}
	var c Cat

	mapstructure.Decode(m, &c)
	 fmt.Println(c)

}