--TEST-- Test strcspn() function : basic functionality --FILE-- <?php /* Prototype : proto int strcspn(string str, string mask [, int start [, int len]]) * Description: Finds length of initial segment consisting entirely of characters not found in mask. If start or/and length is provided, it works like strcspn(substr($s,$start,$len),$bad_chars) * Source code: ext/standard/string.c * Alias to functions: none */ /* * Testing strcspn() : basic functionality */ echo "*** Testing strcspn() : basic functionality ***\n"; // Initialise all required variables $str = "this is the test string"; $mask = "es"; $start = 15; $len = 30; // Calling strcspn() with all possible arguments var_dump( strcspn($str, $mask, $start, $len) ); // Calling strcspn() with three arguments var_dump( strcspn($str, $mask, $start) ); // Calling strcspn() with default arguments var_dump( strcspn($str, $mask) ); echo "Done" ?> --EXPECTF-- *** Testing strcspn() : basic functionality *** int(2) int(2) int(3) Done