Edit fiddle - JSFiddle - React, Tailwind, and code Playground

JSFiddle - React, Tailwind, and code Playground

by podgorniy August 25, 2012

HTML

<iframe src="javascript:var arr2=[];"></iframe>

JavaScript

var arr1 = [];
console.log(arr1 instanceof Array); // true
var arr2 = document.querySelector('iframe').contentWindow.arr2;
console.log(arr2 instanceof Array); // false

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JSFiddle - React, Tailwind, and code Playground

HTML

JavaScript

Please Whitelist JSFiddle in your content blocker.

Join the 4+ million users, and keep the JSFiddle dream alive.

Ad-free

Use pre-released features

Fiddle collections

Private collections and fiddles

Console