Mega Code Archive
Email validation code v.1.7
<![CDATA[
<? php
if (ereg(^([a-zA-Z0-9_-.]+)@(([[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.)|(([a-zA-Z0-9-]+.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(]?)$, $_POST['email'])) {
echo "<br>Please enter a valid e-mail address.";
}
<?
]]>