如何用JS写九九乘法表

 <script type="text/javascript">
        for (var i = 1; i < 10; i++)
        {
           
            for (var j = 1; j <= i; j++) {
               
                document.write(i + "*" + j + "=" + i * j + "\n");
            }
            document.write( "<br>");
        }
    </script>