How to remove trailing slashes in WordPress (or PHP)

remove trailing slashes.php

from
http://fearlessflyer.com/2009/08/getting-rid-of-unwanted-backslashes-in-wordpress-form-input/

<?php 

//by using stripslashes_deep, you can dodge trailing slash problems in wp_mail or any kind of form-provided contents
//before PHP 5.3.

if ( get_magic_quotes_gpc() ) {
    $_POST      = array_map( 'stripslashes_deep', $_POST );
    $_GET       = array_map( 'stripslashes_deep', $_GET );
    $_COOKIE    = array_map( 'stripslashes_deep', $_COOKIE );
    $_REQUEST   = array_map( 'stripslashes_deep', $_REQUEST );
}

?>