What is the scope chain in Javascript? Scopes, the scope chain, and closures

Описание: #scopechain #closures

Javascript Engine explained: Scope and Closures in Javascript.

Got a front end developer interview and need to know why closures are possible in Javascript? Want to know more about how Javascript works behind the scenes? Have too much time on your hands? Just lonely? This is the video for you.

00:00 What is Scope and the Scope Chain
08:35 Scope Chain Vs Execution Context
11:53 Closures: Made possible by the Scope Chain