Email validity check
Posted: April 16th, 2008 | Author: admin | Filed under: Developers |PHP code:
<?php
function is_email($email) {
$x = '\d\w!\#\$%&\'*+\-/=?\^_`{|}~'; //just for clarity
return count($email = explode('@', $email, 3)) == 2 &&
strlen($email[0]) < 65 && strlen($email[1]) < 256 &&
preg_match("#^[$x]+(\.?([$x]+\.)*[$x]+)?$#", $email[0]) &&
preg_match('#^(([a-z0-9]+-*)?[a-z0-9]+\.)+[a-z]{2,6}.?$#', $email[1]);
}
?>
function is_email($email) {
$x = '\d\w!\#\$%&\'*+\-/=?\^_`{|}~'; //just for clarity
return count($email = explode('@', $email, 3)) == 2 &&
strlen($email[0]) < 65 && strlen($email[1]) < 256 &&
preg_match("#^[$x]+(\.?([$x]+\.)*[$x]+)?$#", $email[0]) &&
preg_match('#^(([a-z0-9]+-*)?[a-z0-9]+\.)+[a-z]{2,6}.?$#', $email[1]);
}
?>
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