We would like to know how to fill rectangle.
<!-- ww w . j a v a 2 s .c o m-->
<!DOCTYPE html>
<html>
<body>
<canvas id='canvas'></canvas>
<script type='text/javascript'>//<![CDATA[
var ctx = document.getElementById('canvas').getContext('2d');
var x = 0, y = 0, side = 10;
ctx.fillRect(x, y, side, side);
//]]>
</script>
</body>
</html>
The code above is rendered as follows: