Canvas Rotate Method is used to rotate the Canvas.It takes a parameter radians. We can set the degree of rotation by using the formula:
For 10 degree:
10 * PI/180
<html>
<body>
<canvas id="myfirstcan" width="200"
height="100" style="border:2px solid #FF00FF;">
CANVAS</canvas>
<script type="text/javascript">
var canv=document.getElementById("myfirstcan");
var x=canv.getContext("2d");
x.rotate(10*Math.PI/180);
x.fillRect(20,30,100,20);
</script>
</body>
</html>