在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程: Private Sub
Command1_Click Dim n As Integer
For n=0 To 9 Step 3 Print rel(n); Next
n End Sub Private Function tel(ByVal i As
Integer)As Integer Dim x As Integer
x=0 For j=1 To i If i<5 Then rel=i:Exit
Function x=x+j Next j
rel=x End Function
程序运行后,单击命令按钮,则窗体上显示的内容是______。