Shulou(Shulou.com)06/01 Report--

Editor to share with you how JavaScript uses digital ranges in switch/case, I believe most people don't know much about it, so share this article for your reference. I hope you can learn a lot after reading this article. Let's learn about it together.

Using numeric ranges in switch/case

In fact, the case condition in switch/case can also be written as follows:

Function getCategory (age) {var category = ""; switch (true) {case isNaN (age): category = "not an age"; break; case (age > = 50): category = "Old"; break; case (age)

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.