5 Common JavaScript Mistakes with Equality

Don't make these JavaScript mistakes! JavaScript is a tricky language to learn especially when it comes to equality. Let's take a look at some of the trickiest parts in this video: truth vs falsy, object vs primitive equality, double vs triple equals, and more!

00:00 - Intro
01:00 - Basic Truthy/Falsy
03:10 - Object vs Primitive Equality
05:30 - Numbers and Strings Can be Equal? And Added Together?
08:00 - “false” is true(thy)
09:45 - Empty Arrays/objects are not false

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COURSES 💻

[JamesQQuick]

Want to see more JavaScript mistake videos? Let me know 👇

[rohitjha]

on fifth, instead of checking else if(arr.length===0) you can check else if(arr.length) only. very good video. thanks

[aayushbisen]

Awesome video, would love to see more common mistakes video. 🚀

[SadDamniT]

I am new to JavaScript I share my video when I learn them, but I bookmarked your channel. You are amazing ❣️

[stemuganwa]

Would definitely want to see the common mistakes series.

[nashsaint]

Hey James, just subscribed. What plugin are you using that displays the log on the right, that is pretty cool as it is able to evaluate the if condition

[konser]

Hey, James! What is the editor do you use in video? I really like it!

[WilCODE_]

Any one know the name of the extensión that show you console.log without go to the browser or terminal?

[darkseid]

Man can you please make a video on vscode for complete beginners for web developement

[lucasmendonca]

Why is the empty String considered falsy but not the empty array and empty object ?

[MediumSizeNoob]

Hi Sir, I noticed that the is a square marker on the left side of the code. Where is that coming from? Thanks 😁

[namankumar]

Hi James! I'll vote you as the top #ProWebDeveloperOnline !👍💪

[sokoyaadedolapo]

What I do when it comes to array is check for the length.

[tipeon]

The real question is: who made the mistake? The developer or the designer of the language?