执行下列程序后，鼠标单击窗体，输出结果为 Private Sub Form_Click() Print "Click"； End Sub Private Sub Form_MouseDown(Button As Intege

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问题执行下列程序后，鼠标单击窗体，输出结果为 Private Sub Form_Click() Print "Click"； End Sub Private Sub Form_MouseDown(Button As Integer，Shift As Integer，X As Single，Y As Single) Print "Donw" End Sub Private Sub Form_MouseUp(Button As Integer，Shift As Integer，X As Single，Y As single) Print "Up" End Sub

选项 A、DownUpClick
B、ClickDownUp
C、DownClickUp
D、UpDownclick

答案1

解析鼠标单击时，依次引发MouseDo wn、MouseUp、Click事件，即Click事件包含鼠标按下和放开事件。

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本试题收录于：二级VB题库NCRE全国计算机二级分类