Help keep us running.
If you don't mind tech-related ads (no tracking or remarketing), and want to keep us running, whitelist JSFiddle in your blocker.
Thank you! ✌🏻🐞❤️
sample code for call(), apply() and 'this' scope
demonstration example for Object.prototype chain, Object.hasOwnProperty, 'in', delete.
readonly contenteditable demo
QUnit Demo on jsFiddle