1--TEST-- 2Test wrong number of arguments for tan() 3--FILE-- 4<?php 5/* 6 * proto float tan(float number) 7 * Function is implemented in ext/standard/math.c 8*/ 9 10$arg_0 = 1.0; 11$extra_arg = 1; 12 13echo "\nToo many arguments\n"; 14var_dump(tan($arg_0, $extra_arg)); 15 16echo "\nToo few arguments\n"; 17var_dump(tan()); 18 19?> 20--EXPECTF-- 21Too many arguments 22 23Warning: tan() expects exactly 1 parameter, 2 given in %s on line %d 24NULL 25 26Too few arguments 27 28Warning: tan() expects exactly 1 parameter, 0 given in %s on line %d 29NULL 30