--TEST-- Test strip_tags() function : error conditions --INI-- set short_open_tag = on --FILE-- hello"; $allowable_tags = ""; $extra_arg = 10; var_dump( strip_tags($str, $allowable_tags, $extra_arg) ); echo "Done"; ?> --EXPECTF-- *** Testing strip_tags() : error conditions *** -- Testing strip_tags() function with Zero arguments -- Warning: Wrong parameter count for strip_tags() in %s on line %d NULL -- Testing strip_tags() function with more than expected no. of arguments -- Warning: Wrong parameter count for strip_tags() in %s on line %d NULL Done