Go MapKeys()

1 개요

Go MapKeys()

package main

import (
	"fmt"
	"reflect"
)

func main() {
	m := map[string]int{
		"first":  1,
		"second": 4,
	}
	keys := reflect.ValueOf(m).MapKeys()
	fmt.Println(keys) // [first second]
}

package main

import (
	"fmt"
)

func main() {
	m := map[string]int{
		"first":  1,
		"second": 4,
	}
	var keys []string
	for k := range m {
		keys = append(keys, k)
	}
	fmt.Println(keys) // [first second]
}

2 같이 보기

• Go 맵
• Go MapRange()
• 함수 keys()

3 참고

• https://pkg.go.dev/reflect#Value.MapKeys
• https://www.geeksforgeeks.org/reflect-mapkeys-function-in-golang-with-examples/