窗体上有名称为Commandl的命令按钮。事件过程及2个雨数过程如下: Private Sub Commandl_Click() Dim X As Integer,Y As Integer,z x=3 Y=5 z=fy(Y) Print fx(fx(x)),y End Sub Function fx(ByVal a As Integer) a=a+a fx=a End Function Function fy(ByRef a As Integer) a=a+a fy=a End nlnction 运行程序,并单击命令按钮,则窗体上显示的2个值依次是【 】和【 】。