merging of two arrays code example

Example 1: concat 2 arrays

var hege = ["Cecilie", "Lone"];

var stale = ["Emil", "Tobias", "Linus"];

var children = hege.concat(stale);

Example 2: concat two arrays

public static void main(String[] args) {

       String[] arr3 = {"A", "B", "C","Z","N"};
       String[] arr4 = {"D", "E", "F","G","U"};
ArrayList<String> list1 = new ArrayList<>();  
//  [A, B, C, Z, N, D, E, F, G, U]

       for( String each: arr3 ){
           list1.add( each );
       }
       for(String each1 : arr4  ){
           list1.add(each1);
       }
System.out.println(list1); // [A, B, C, Z, N, D, E, F, G, U]