note 129109 added to function.array-intersect

A more generic parameter checking: <?php /** * Check if all required parameters are present in the request * * @param mixed $request any of $_GET, $_POST, $_REQUEST * @param mixed $required array of required parameters * @return bool true if all required parameters are present */ function check_params( array $request, array $required ): bool { $check = array_intersect( array_keys( $request ), $required ); return count( $check ) === count( $required ); } ?> Use this like <?php if( !check_params( $_GET, ['cust_id','prod_id'] ) { header( "HTTP/1.1 400 Bad Request" ); echo "Bad Request"; exit(); } ?> Let me know if something is build in PHP already... ---- Server IP: 45.112.84.4 Probable Submitter: 45.91.157.134 (proxied: 185.163.92.217) ---- Manual Page -- https://php.net/manual/en/function.array-intersect.php Edit -- https://main.php.net/note/edit/129109 Del: integrated -- https://main.php.net/note/delete/129109/integrated Del: useless -- https://main.php.net/note/delete/129109/useless Del: bad code -- https://main.php.net/note/delete/129109/bad+code Del: spam -- https://main.php.net/note/delete/129109/spam Del: non-english -- https://main.php.net/note/delete/129109/non-english Del: in docs -- https://main.php.net/note/delete/129109/in+docs Del: other reasons-- https://main.php.net/note/delete/129109 Reject -- https://main.php.net/note/reject/129109 Search -- https://main.php.net/manage/user-notes.php