--TEST-- Test preg_match() function : error conditions - wrong numbers of parameters --FILE-- <?php /* * proto int preg_match(string pattern, string subject [, array subpatterns [, int flags [, int offset]]]) * Function is implemented in ext/pcre/php_pcre.c */ echo "*** Testing preg_match() : error conditions ***\n"; // Zero arguments echo "\n-- Testing preg_match() function with Zero arguments --\n"; var_dump(preg_match()); //Test preg_match with one more than the expected number of arguments echo "\n-- Testing preg_match() function with more than expected no. of arguments --\n"; $pattern = '/\w/'; $subject = 'string_val'; $flags = PREG_OFFSET_CAPTURE; $offset = 10; $extra_arg = 10; var_dump(preg_match($pattern, $subject, $matches, $flags, $offset, $extra_arg)); // Testing preg_match withone less than the expected number of arguments echo "\n-- Testing preg_match() function with less than expected no. of arguments --\n"; $pattern = '/\w/'; var_dump(preg_match($pattern)); echo "Done" ?> --EXPECTF-- *** Testing preg_match() : error conditions *** -- Testing preg_match() function with Zero arguments -- Warning: preg_match() expects at least 2 parameters, 0 given in %spreg_match_error.php on line %d bool(false) -- Testing preg_match() function with more than expected no. of arguments -- Warning: preg_match() expects at most 5 parameters, 6 given in %spreg_match_error.php on line %d bool(false) -- Testing preg_match() function with less than expected no. of arguments -- Warning: preg_match() expects at least 2 parameters, 1 given in %spreg_match_error.php on line %d bool(false) Done