在窗体中添加一个命令按钮(名为Command1)和一个文本框(名为text1),然后编写如下事件过程:
Private Sub Command_Click()
Dim x AS Integer, y As Integer, z As Integer
x=5:y=7:z=0
Me!Textl=””
Call pl(x,y,z)
Me!Text1=z
End Sub
Sub pl(a As Integer,b As Integer,c As Integer)
C=a+b
End Sub
打开窗体运行后,单击命令按钮,文本框中显示的内容是【 】 。