GetElementByTag("canvas")is not not defined error..plz help...

Question

var canvs=getElementsByTag("canvas");
var context=getContext("2d");
context.beginPath();
context.arc(39,30,50,Math.pi*2,Math.pi*2,false );
context.closePath();
context.fillStyle="rgb(250,30,30)";

Answer 1

When you are selecting you canvas element, using the method "getElementsByTag", you forgot to tell JS in which object the method applies.
var canvas = document.getElementsByTag("canvas")
or
var canvas = body.getElementsByTag("canvas")

Answer 2

I'll try this...thnx @nicolas