--TEST-- Test dirname() function : error conditions --FILE-- <?php /* Prototype: string dirname ( string $path ); Description: Returns directory name component of path. */ echo "*** Testing error conditions ***\n"; // zero arguments var_dump( dirname() ); // more than expected no. of arguments var_dump( dirname("/var/tmp/bar.gz", ".gz") ); echo "Done\n"; ?> --EXPECTF-- *** Testing error conditions *** Warning: dirname() expects exactly 1 parameter, 0 given in %s on line %d NULL Warning: dirname() expects exactly 1 parameter, 2 given in %s on line %d NULL Done