declare matrix in java

java declare matrix syntax

data_type[][] array_name = new data_type[x][y];

example:

/**
 * @author lautturi.com
 * Java example: declare matrix in java
 */

import java.util.*;

public class Lautturi {
	public static void main(String[] args) {

		int array[][] = { {1,2,3,4},{5,6,7,8},{9,10,11,12} };
		int size = array.length;
		for(int i=0;i<size;i++) {
			int subarray[] = array[i];
			for(int j=0;j< subarray.length;j++) {
				System.out.print(subarray[j]+" ");
			}
			System.out.println();
		}
	}
}

output:

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