JavaScript Program to print Number Pattern 1

JavaScript Program to print Number Pattern 1

JavaScript Program to print Number Pattern 1

Write a JavaScript program to print the following output using for loop.
1
22
333
4444

Source Code

<html>
<head>
    <title>Number Pattern</title>
</head>
<body>
<script>
    for(var i=1; i<=4; i++)
    {
        for(var j=1; j<=i; j++)
        {
            document.write(i);
        }
        document.write("<BR>");
    }
</script>
</body>
</html>

Output