csharp 使用客户端对象模型从SharePoint列表中删除所有项目

Posted 2021-05-12

private static void removeAllListItems()
        {
            ClientContext cix = new ClientContext("http://scushp01");
            cix.Credentials = new NetworkCredential("scu\\SVCSPProfileReader", "bacrEm7S");
            cix.ExecuteQuery();

            List lc = cix.Web.Lists.GetByTitle("HireBirth");
            ListItemCollection lic = lc.GetItems(CamlQuery.CreateAllItemsQuery());
            cix.Load(lic,
                                      eachItem => eachItem.Include(
                                      item => item,
                                      item => item["ID"]));
            cix.ExecuteQuery();
            var totalListItems = lic.Count;
            Console.WriteLine("# of items: " + totalListItems.ToString());

            if (totalListItems > 0)
            {
                for (var counter = totalListItems - 1; counter > -1; counter--)
                {
                    lic[counter].DeleteObject();
                    cix.ExecuteQuery();
                    Console.WriteLine("Row: " + counter + " Item Deleted");
                }

            }
        }