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();
        }