在go中映射添加到数组

package main

import "fmt"

func main() {
        nums := []int{0, 2, 4, 5}
	fmt.Println(addtoarr(3, nums))
}

func addtoarr(amount int, arr []int) []int{
   for i:= range arr {
     arr[i] += amount
   }
   return arr
}