- substr: documentation ( source)
- var_dump: documentation ( source)
- strrpos: documentation ( source)
<?php
$id = "/content/pages/cinema/ugc-cine-cite-sqy-ouest/2014-300-la-naissance-d-un-empire";
var_dump(
strrpos($id, "/"),
substr($id, 0, strrpos($id, "/") )
);