删除一个xml

 /// <summary>

    /// 删除商品xml提交动作

    /// </summary>

    /// <param name="ids">id集合</param>

    public void etao_delProductXml(string ids)

    {

        XmlDocument doc1 = new XmlDocument();

        doc1.Load(Server.MapPath("~/etao/IncrementIndex.xml"));

       

        XmlNodeList nodes1 = doc1.GetElementsByTagName("outer_id");



        string[] strArray = ids.Split(',');

        for (int i = 0; i < strArray.Length; i++)

        {

            string xmlpath = base.Server.MapPath("~/etao/item/" + strArray[i] + ".xml");



            try

            {



                if (System.IO.File.Exists(xmlpath))

                {

                    File.Delete(xmlpath);

                }

                foreach (XmlNode xn in nodes1)//遍历任何子节点 

                {

                    XmlElement xe = (XmlElement)xn;//将子节点类型转换为XmlElement类型 

                    if (xe.InnerText.Equals(strArray[i]))

                    {

                        xe.SetAttribute("action", "delete");//则修改该属性为“delete”

                        XmlNodeList modified = doc1.GetElementsByTagName("modified");

                        modified.Item(0).InnerText = DateTime.Now.ToString();

                        doc1.Save(Server.MapPath("~/etao/IncrementIndex.xml"));

                       

                    }

                }

            }

            catch

            {



            }

        }







    }

xml:

  
    

   
     
 <?xml version="1.0" encoding="utf-8" ?> 

- <root>

  <version>1.0</version> 

  <modified>2011-7-4 9:42:54</modified> 

  <seller_id>官网</seller_id> 

  <cat_url>etao/SellerCats.xml</cat_url> 

  <dir>/etao/item/</dir> 

- <item_ids>

  <outer_id action="upload">ID1000018452</outer_id> 

  <outer_id action="upload">ID1000018413</outer_id> 

  <outer_id action="delete">ID1000018312</outer_id> 

  

  </item_ids>

  </root>