运行下列程序: Dim t As Integer Private Sub Form_Click() t = 2 x=Val(
运行下列程序: Dim t As Integer Private Sub Form_Click() t = 2 x=Val(InputBox("输入一个整数5")) Print funl(x); t End Sub Private Function fun1(y) If y>0 Then fun1 = 1: t=10 Else If y=0 Then fun1 = 0: t=20 Else fun1 = -1: t=30 End If End Function 从键盘为变量x输入数据5,输出的结果是【 】。