how to initialize an array in java

1int[] data = {10,20,30,40,50,60,71,80,90,91};
2// or
3int[] data;
4data = new int[] {10,20,30,40,50,60,71,80,90,91};
5// or
6int[] data = new int[10];
7data = {10,20,30,40,50,60,71,80,90,91};

1int[] data = {10,20,30,40,50,60,71,80,90,91};
2
3// or
4
5int[] data;
6data = new int[] {10,20,30,40,50,60,71,80,90,91};
7

1int[] array=new int[5];
2int[] array2=new int[]{1,2};