编写如下程序： Private Sub Command1_Click() Dim x As Integer, y As Integer x = 10 y = 20 Call fun1(x, y) Print x; y End

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问题编写如下程序：
Private Sub Command1_Click()
Dim x As Integer, y As Integer
x = 10
y = 20
Call fun1(x, y)
Print x; y
End Sub
Private Function fun1(ByVal m As Integer, n As Integer) As Integer
m = m * m
n = n + n
End Function
程序运行后，单击命令按钮Comma

选项 A、10 25
B、10 40
C、100 25
D、100 40

答案B

解析函数fun1(ByVal m As Integer, n As Integer)中m通过ByVal指定为值传递，n为引用传递。传递给该函数的实参会被改变。选B）。

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本试题收录于：二级VB题库NCRE全国计算机二级分类