javascript 이메일 형식 체크하기 function Email_Check(email){ var emailPattern =/([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/; return emailPattern.test(email); } coding/short code 2019.06.11