在窗体上画一个名称为Commandl的命令按钮,然后编写如下程序:Dim SW As BooleanFunction func(X As Integer)As IntegerIf X<20 ThenY=XElseY=20+XEnd Iffunc=YEnd FunctiOnPhvate Sub Form_MouseDown(Button As Integer,Shift As Integer,X As Single,Y As Single) SW=FalseEnd SubPhvate Sub Form_MouseUp(BuRon As Integer,Shin As Integer,X As Single,Y As Single)SW=TreeEnd SubPdvate Sub Commandl-Click()Dim intNum As IntegerintNum=InputBox("")If SW ThenPrint func(intNum)End If End Sub程序运行后,单击命令按钮,将显示一个输入对话框,如果在输入对话框中输入25,则程序的执行结果为()。
A. 输出0
B. 输出25
C. 输出45
D. 无任何输出