|
#2
lj_8606032006-07-27 16:44
|
<html>
<body>
<?php
class cart{
var $items;
function add_item($artnr,$num){
$this->$items[$artnr] +=$num;
}
function remove_item($artnr,$num){
if($this->$items[$artnr]>$num){
$this->items[$artnr] -= $num;
return true;
}
else
return false;
}
}
?>
</body>>
</html>
各位大侠，上面的程序第五行老出现错误，怎么回事
