JS 자주쓰는 regex, function(replace) 2022.09.02

javascript regex, functions

replace

let str = date.replace("-", ""); //replace
let str = date.replace(/-/gi, ""); //replace All

Number regex

regexNum = /[^0-9]/g;

Email regex

emailRegex = /^[0-9a-zA-Z]([-_.]?[0-9a-zA-Z])*@[0-9a-zA-Z]([-_.]?[0-9a-zA-Z])*\.[a-zA-Z]{2,10}$/i

Tel regex

telRegex : /^[0-9]{2,3}-[0-9]{3,4}-[0-9]{4}/