说明: VB.NET 代码 Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim fd As OpenFileDialog = New OpenFileDialog() fd.Filter = "图像文件(*.jpg;*.gif;*.png)|*.jpg;*.gif;*.png" If fd.ShowDialog() = Window <u010369248> 上传 | 大小:494byte