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@ 2012-06-21T12:44:41Z

<?php

$email = 'a@b@php.net';
var_dump(
    filter_var($email, FILTER_VALIDATE_EMAIL),
    filter_var($email, FILTER_SANITIZE_EMAIL),
    filter_var(filter_var($email, FILTER_SANITIZE_EMAIL), FILTER_VALIDATE_EMAIL)
);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
filter_var: documentation ( source)

preferences:dark modelive preview

46.13 ms | 402 KiB | 5 Q