有一过程如下：
Sub Subl (m As Integer,total As Long)
Dim i AS Integer
total = 1
For i = 1 To m
total = total * i
Next
End Sub
调用它的事件过程如下：
Private Sub Commandl_Click( )
Dim tot As Long, a As Integer
a = Val( InputBox ("请输入数据")
Call Subl (a,tot)
Print tot
End Sub
则输入数据5，运行结果为 【10】 。