asp.net 选择excel类型文件，利用Dos命令成批复制文件

1、选择excel类型文件 代码如下: OpenFileDialog fileDialog = new OpenFileDialog(); // fileDialog.InitialDirectory = “d:\\”; fileDialog.Title = “选择文件”; //fileDialog.Filter = “xml files (*.xml)|*.xml”; fileDialog.Filter = “Excel文件|*.xls|所有文件|*.*”; fileDialog.FilterIndex = 1; fileDialog.RestoreDirectory = true; if