concatenate two arrays in java
import java.util.Arrays; public class Concat { public static void main(String[] args) { int[] array1 = {1, 2, 3}; int[] array2 = {4, 5, 6}; int aLen = array1.length; int bLen = array2.length; int[] result = new int[aLen + bLen]; System.arraycopy(array1, 0, result, 0, aLen); System.arraycopy(array2, 0, result, aLen, bLen); System.out.println(Arrays.toString(result)); } }