PHP:PHP referrer ( referer ) - Tracking/Loging/Checking link popularity
Monday, June 30th, 2008<?php
$referrer = @$_SERVER["REFERER"];
// another try to catch the referrer
if ( empty( $referrer ) && !empty( $HTTP_REFERER ) )
{
$referrer = $HTTP_REFERER;
}
echo “The referrer is <b>$referrer</b>”;
?>