JSFiddle - React, Tailwind, and code Playground

by Sahin Deniz

JavaScript

let str = "L{1,}[\\W_]{0,}U{1,}[\\W_]{0,}LL{1,}[\\W_]{0,}";
let anyChar = "[\\W_]{0,}";
console.log(str.substring(0, str.length - anyChar.length), anyChar.length);