You Should Use Maps and Sets in JS
14:28
YouTubeSyntax
You Should Use Maps and Sets in JS
In this video CJ talks about the scenarios when it is better to use Maps and Sets instead of Objects and Arrays in JavaScript. 00:00 Intro 01:09 The problem with Objects 02:41 When to use a Map 03:07 How to use Map 04:34 Create a Map from an Object 04:59 Object Keys are Strings 05:59 Create a Map from an Array 07:02 Map methods are nice 07:45 ...
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