JSFiddle - React, Tailwind, and code Playground

by davestein

HTML

<iframe id="myiframe" src="http://fiddle.jshell.net"></iframe>

JavaScript

var iframe        =document.getElementById('myiframe'),
    iframe_window = iframe.contentWindow,
    iframe_head   =iframe_window.document.getElementsByTagName( 'head')[0],
    script        =iframe_window.document.createElement('script');

script.type = 'text/javascript';
script.innerHTML = "console.log(1);";

iframe_head.appendChild( script.cloneNode( true ) );
$(iframe_head).append( script.cloneNode( true ));