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假定在窗体中的通用声明段已经定义有如下的子过程:

Sub f(x As Single,y As Single)

t=x

x=y

y=x

End Sub

在窗体上添加一个命令按钮(名为Command1),然后编写如下事件过程:

PrivateSubCommand1_Click()

a=10

b=20

f(a,B)

MsgBox a&b

End Sub

打开窗体运行后,单击命令按钮,消息框输出的值分别为( )。

A.20和10

B.10和20

C.10和10

D.20和20


参考答案

更多 “ 假定在窗体中的通用声明段已经定义有如下的子过程:Sub f(x As Single,y As Single)t=xx=yy=xEnd Sub在窗体上添加一个命令按钮(名为Command1),然后编写如下事件过程:PrivateSubCommand1_Click()a=10b=20f(a,B)MsgBox abEnd Sub打开窗体运行后,单击命令按钮,消息框输出的值分别为( )。A.20和10B.10和20C.10和10D.20和20 ” 相关考题
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