12 Useful Hacks for JavaScript | Jscrambler blog

Javascript 12 Extremely Useful Hacks for JavaScript April 28th, 2016 | By Caio Ribeiro Pereira | 6 min read In this post I will share 12 extremely useful hacks for JavaScript. These hacks reduce the code and will help you to run optimized code. So let’s start hacking! 1. Converting to boolean using !! operator Sometimes we need to check if some variable exists or if it has a valid value, to consid

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8) Array truncation　おもろい。