Online PHP editor | refs for ItvoE

<?php $_REQUEST = ['firstname' => 'a', 'lastname' => 'b', 'GenreID' => 'c']; $sql = "update Genres set "; $sql .= "GenreID = '" . $_REQUEST["firstname"] ."'," ; $sql .= "GenreName = '" . $_REQUEST["lastname"] ."' " ; $sql .= "where GenreID= " . $_REQUEST['GenreID']; var_dump($sql);