10 Modern JavaScript Tricks Every Developer Should Use

You must have seen the guy in the picture above. He simplifies everyday things — and that’s exactly what we are going to do with JavaScript in this article. JavaScript has a lot of cool features that most beginner and intermediate developers don’t know. I’ve picked out 10 hacks that I use in my everyday JavaScript projects. 1. Conditionally Add Properties to ObjectWe can use the spread operator, .