1--TEST-- 2Test wrong number of arguments for flush() (no impact) 3--FILE-- 4<?php 5/* 6 * proto void flush(void) 7 * Function is implemented in ext/standard/basic_functions.c. 8 */ 9 10$extra_arg = 1; 11echo "\nToo many arguments\n"; 12var_dump(flush($extra_arg)); 13?> 14--EXPECTF-- 15Too many arguments 16NULL