Go append()

1 개요

Go append()

package main

import "fmt"

func main() {
	var numbers []int
	numbers = append(numbers, 1, 3, 5)
	fmt.Println(numbers) // [1 3 5]
}

package main

import "fmt"

func main() {
	var fruits = []string{"banana", "orange"}
	fruits = append(fruits, "apple", "mango")
	fmt.Println(fruits) // [banana orange apple mango]
}

2 append nil 테스트

package main

import "fmt"

func main() {
	var fruits = []string{"lemon", "orange"}
	var a []string = []string{}
	var b []string = nil
	var c = nil
	fruits = append(fruits, a...)
	fmt.Printf("%#v\n", fruits)
	fruits = append(fruits, b...)
	fmt.Printf("%#v\n", fruits)
	fruits = append(fruits, c...)
	fmt.Printf("%#v\n", fruits)
}

3 같이 보기

• 함수 push()