C#在SharePoint文档库下动态新增文件夹

        /// <summary>

        /// 在创建SP文库库下动态新增文件夹

        /// </summary>

        /// <param name="spList"></param>

        /// <param name="_folderName"></param>

        private void CreateFileDir(List spList,string _folderName)

        {

            ListItemCreationInformation information;

            SP.ListItem folder;

            information = new ListItemCreationInformation()

            {

                LeafName = _folderName,

                UnderlyingObjectType = SP.FileSystemObjectType.Folder

            };

            folder = spList.AddItem(information);

            folder.Update();

            context.ExecuteQuery();

        }