copying an array to set code example

Example 1: how to make a copy of an array java

int a[] = {1, 8, 3}; 
  
// Copy elements of a[] to b[] 
int b[] = a.clone();

Example 2: java copy array

int[] a = {1,2,3,4,5};
int[] b = Arrays.copyOf(a, a.length);