declare an array in golang code example
Example 1: golang array syntax
var arr1 [3]int
arr2 := [2]string{"Hello", "World"}
arr3 := [...]int{12, 13, 14, 15, 16}
arr4 := [5][2]int{{0, 0}, {1, 2}, {2, 4}, {3, 6}, {4, 8}}
var arr5 [4][3]int
arr5[0] = [3]int{1, 2, 3}
arr5[1] = [3]int{4, 5, 6}
arr5[2] = [3]int{7, 8, 9}
fmt.Println(arr1, arr2, arr3, arr4, arr5)
Example 2: how to declare array in golang
package main
import "fmt"
func main() {
var x [5]int
x[0] = 100
x[1] = 101
x[3] = 103
x[4] = 105
fmt.Printf("x[0] = %d, x[1] = %d, x[2] = %d\n", x[0], x[1], x[2])
fmt.Println("x = ", x)
}