Question

How to pass 2D array (matrix) to function in JavaScript

Answer 1

function print_array(arr)
{
    var rows = arr.length;
    var cols = arr[0].length;
    
    for (i = 0; i < rows; i++) {
        for (j = 0; j < cols; j++)
            document.write(arr[i][j] + " ");
        document.write("<br/ >\n");
    }
}

var arr = [
  [11, 32, 13, 81],
  [20, 80, 50, 990]
];

print_array(arr);

 

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