java array copy

1// Shallow copy
2int[] src = {1,2,3,4,5};
3int[] dst = Arrays.copyOf(src, src.length);
4
5// Deep copy
6int[] dst2 = new int[src.length];
7for(int i = 0; i < src.length; i++){
8	dst2[i] = src[i];
9}

1int[] src  = new int[]{1,2,3,4,5};
2int[] dest = new int[5];
3
4System.arraycopy( src, 0, dest, 0, src.length );

1int a[] = {1, 8, 3}; 
2  
3// Copy elements of a[] to b[] 
4int b[] = a.clone();

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

1int[] a = {1, 2, 3};      
2int[] b = a.clone();

1// method 
2public static int [] copyArray(int [] arr){
3      int [] copyArr = new int[arr.length];
4      for (int i = 0; i < copyArr.length; i++){
5            copyArr[i] = arr[i];
6       }
7      return copyArr;
8}
9
10// Arrays. method 
11int[] copyCat = Arrays.copyOf(arr, arr.length);
12
13// System 
14System.arraycopy(x,0,y,0,5); // 5 is array's length 
15
16// clone 
17y = x.clone();