在窗体上画一个名称为Command1的命令按钮和三个名称分别为Label1、Label2、Labet3的标签,然后编写如下代码:
Private x AS Integer
Private Sub Command1_Click( )
Static y As Integer
Dim 2 As Integer
n=10
Z=n+2
y=y+2
X=X+2
Label1.Caption=x
Label2.Caption=y
Label3.Caption=z
End Sub
运行程序,连续三次单击命令按钮后,则三个标签中显示的内容分别是
A.10 10 10
B.30 30 30
C.30 30 10
D.10 30 30