JSFiddle wrap in onLoad?

Question

I\'m trying to understand how JSFiddle \'wraps\' code in \'onLoad\' based on this description: [1]: http://doc.jsfiddle.net/basic/introduction.html#javascript. I\'ve seen on

Answer 1

It makes a new iframe to run your code in.

For the onload, they just put all your code in

window.onload = function () {
    // your code here
};

You can see this if you inspect the