--TEST-- Test is_dir() function: error conditions --FILE-- <?php /* Prototype: bool is_dir ( string $filename ); * Description: Tells whether the filename is a regular file * Returns TRUE if the filename exists and is a regular file */ echo "\n*** Testing is_dir() error conditions ***"; var_dump( is_dir() ); // Zero No. of args $dir_name = dirname(__FILE__)."/is_dir_error"; mkdir($dir_name); var_dump( is_dir($dir_name, "is_dir_error1") ); // args > expected no.of args /* Non-existing dir */ var_dump( is_dir("/no/such/dir") ); echo "*** Done ***"; ?> --CLEAN-- <?php rmdir(dirname(__FILE__)."/is_dir_error"); ?> --EXPECTF-- *** Testing is_dir() error conditions *** Warning: Wrong parameter count for is_dir() in %s on line %d NULL Warning: Wrong parameter count for is_dir() in %s on line %d NULL bool(false) *** Done ***