Question

How to pass two-dimensional (2D) array to a method in Java

Answer 1

public class MyClass {
    public static void print(int[][] arr) {
        for (int i = 0; i < arr.length; i++) {
            for (int j = 0; j < arr[i].length; j++)
                 System.out.format("%4d", arr[i][j]);
            System.out.println();
        }
    }
    public static void main(String args[]) {
       int[][] arr = {{31, 22, 33}, 
                      {42, 85, 987}};

        print(arr);
    }
}



/*
run:

  31  22  33
  42  85 987
  
*/

 

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