[填空题]在窗体上添加一个命令按钮(名为Command1),然后编写如下程序:
Function m(x As Integer, y As Integer) As Integer m = IIf(x > y, x, y)
End Function
Private Sub Command1_Click( ) Dim a As Integer, b As Integer a = 1
b = 2
MsgBox m(a, b) End Sub
打开窗体运行后,单击命令按钮,消息框中输出结果为_________。