Test for a valid email address and MX records - Cacher Snippet

2/8/2014 - 4:10 AM

Test for a valid email address and MX records

is_valid_email.php

<?php
function is_valid_email($email, $test_mx = false) {
	if ( eregi("^([_a-z0-9-]+)(\.[_a-z0-9-]+)*@([a-z0-9-]+)(\.[a-z0-9-]+)*(\.[a-z]{2,4})$", $email) ) {
		if ($test_mx) {
			list($username, $domain) = split("@", $email);
			return getmxrr($domain, $mxrecords);
		} else {
			return true;
		}
	} else {
		return false;
	}
}
?>