Email validation using regular expression in PHP

Question

I am pretty much new with regular expression. I am developing a project in PHP and i need to validate email address. After searching in this site and google i found the fol

Answer 1

try this regx it would work fine

/^([a-z0-9_\.-]+)@([\da-z\.-]+)\.([a-z\.]{2,6})$/  

or php filter filter_var

 filter_var($email, FILTER_VALIDATE_EMAIL)

like

if(filter_var($email, FILTER_VALIDATE_EMAIL)) {
     //yup its valid email
}