<!DOCTYPE html>
<html lang="en-US">
<body>
<h1>JS Matrix Addition</h1>
<script>
var i,j;
var arr1 = [
[1, 1, 1],
[1, 1, 1],
[1, 1, 1]
];
var arr2 = [
[2, 2, 2],
[2, 2, 2],
[2, 2, 2]
];
var arr3 = [
[0, 0, 0],
[0, 0, 0],
[0, 0, 0],
];
document.write("Matrix A (3 x 3):<br>");
for(i=0; i<3; i++)
{
for(j=0; j<3; j++)
document.write(arr1[i][j] +" ");
document.write("<br>");
}
document.write("Matrix B (3 x 3):<br>");
for(i=0; i<3; i++)
{
for(j=0; j<3; j++)
document.write(arr2[i][j] +" ");
document.write("<br>");
}
document.write("Sum of Matrix:<br>");
for(i=0; i<3; i++)
{
for(j=0; j<3; j++)
{
arr3[i][j] = arr1[i][j] + arr2[i][j];
document.write(arr3[i][j] +" ");
}
document.write("<br>");
}
</script>
</body>
</html>