- var_dump: documentation ( source)
- preg_match: documentation ( source)
<?php
$url = '/video/bb14ff1ecc65c3272a0ee199f8005b72.ogv';
$regex = '^\/(download|thumbs|screens|video|strip)\/.*';
$arrMatch = array();
if (preg_match($regex, $url, $arrMatch)) {
var_dump($arrMatch);
}else{
echo 'NOK';
}