java print 2d array as table

/**
 * @author lautturi.com 
 * Java example: java print 2d array as table 
 */

import java.util.*;

public class Lautturi {

	public static void main(String[] args) {

		int arr[][] = { { 1, 2, 3, 4 }, { 5, 6, 7, 8 }, { 9, 10, 11, 12 } };
		for (int row = 0; row < arr.length; row++) {
			for (int col = 0; col < arr[row].length; col++) {
				System.out.printf("%5d", arr[row][col]);
			}
			System.out.println();
		}

	}
}

output:

1    2    3    4
    5    6    7    8
    9   10   11   12