asp.net FileUpload上传文件夹并检测所有子文件

1.在FileUpload控件添加一个属性 webkitdirectory=""就可以上传文件夹了

<asp:FileUpload ID="FileUpload1" runat="server" webkitdirectory="" />

2.检测文件夹下所有子文件

string DirectoryName = FileUpload1.PostedFile.FileName;
                string path = Server.MapPath("/import/Import_image/" + DirectoryName);
                DirectoryInfo _dicinfo = new DirectoryInfo(path);
                FileInfo[] _files = _dicinfo.GetFiles("*", SearchOption.AllDirectories);
                //以下是处理方法