14site input.php /^$4site = 'not yet'; \/\/ invalid; starts with a number$/;" v 2CONSTANT input.php /^define("CONSTANT", "Hello world.");$/;" d 3Cart input.php /^class Cart$/;" c 4Var input.php /^$Var = "Joe";$/;" v 5_4site input.php /^$_4site = 'not yet'; \/\/ valid; starts with an underscore$/;" v 6add_item input.php /^ function add_item ($artnr, $num)$/;" f class:Cart 7foo input.php /^function foo ($arg_1, $arg_2, ..., $arg_n)$/;" f 8items input.php /^ var $items; \/\/ Items in our shopping cart$/;" v class:Cart 9remove_item input.php /^ function remove_item ($artnr, $num)$/;" f class:Cart 10t�yte input.php /^$t�yte = 'mansikka'; \/\/ valid; '�' is ASCII 228.$/;" v 11var input.php /^$var = "Bob";$/;" v 12