3 JavaScript Tricks You may not know yet, but You definitely should!

Looking at arrow functions, promises (made synchronous) as well as Array Like objects in javascript (ES6). In this video I am:
– Explaining arrow function scope in a setTimeout method example
– Promisifying the setTimeout method to create a “sleep” function
– Introduction to array-like objects
– Explaining how jQuery uses an array-like return value of itself via function constructor
– Having fun of course

#javascript #programming #tricks #js #es6 #ecmascript6

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0:00 Intro
0:23 Arrow Function Scope
3:21 Promisify
7:36 Array Like and Friends
14:51 Function as a Constructor of self
17:32 hasClass() function
19:09 Outro