<html><body>$email = "john.doe@example.com";// Remove all illegal characters from email$email = filter_var($email, FILTER_SANITIZE_EMAIL);// Validate e-mailif (!filter_var($email, FILTER_VALIDATE_EMAIL) === false) { echo("$email is a valid email address");} else { echo("$email is not a valid email address");}</body><!-- Mirrored from www.w3schools.com/php/phptryit.asp?filename=tryphp_filter6 by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 02:29:33 GMT --></html>