can we declare an array in java like arr[2] code example

Example 1: creating array java

int[] intArray = new int[]{ 1,2,3,4,5,6,7,8,9,10 }

Example 2: arrays in java

int[] arr;			// Declaration dataType can int, float etc.
arr = new int[N];	// Allocation N = 0 to 2,147,483,647.