无论如何要永久保存var
价值?将值永久保存在var中?
Let's说我有这样的:
private var b:int;
private var xb:int;
public function UPD()
{
start();
}
private function start():void
{
//add a button to do something
//add a button to do whatever
}
//define the listener for the buttons (MouseEvent.CLICK, something & MouseEvent.CLICK, whatever)
private function something(e:MouseEvent):void
{
if (!b){b = (1 + xb);}
//another function to do something else after adding b + xb
}
private function whatever(e:MouseEvent):void
{
xb++
}
这样xb
(和b
)1以上,每次我点击任何按钮...现在让我们说我关闭一切都会有...我怎么能得到我以前的价值,当我再次打开它的时候,所以xb
不是从0
开始的,但是它保持了上次的点击次数?