1--TEST-- 2Test strlen() function : error conditions 3--FILE-- 4<?php 5 6/* Prototype : int strlen ( string $string ) 7 * Description: Get string length 8 * Source code: ext/standard/string.c 9*/ 10 11echo "*** Testing strlen() : unexpected number of arguments ***"; 12 13 14echo "\n-- Testing strlen() function with no arguments --\n"; 15var_dump( strlen() ); 16 17echo "\n-- Testing strlen() function with more than expected no. of arguments --\n"; 18$extra_arg = 10; 19var_dump( strlen("abc def", $extra_arg) ); 20?> 21===DONE=== 22--EXPECTF-- 23*** Testing strlen() : unexpected number of arguments *** 24-- Testing strlen() function with no arguments -- 25 26Warning: strlen() expects exactly 1 parameter, 0 given in %s on line %d 27NULL 28 29-- Testing strlen() function with more than expected no. of arguments -- 30 31Warning: strlen() expects exactly 1 parameter, 2 given in %s on line %d 32NULL 33===DONE=== 34