LinqToXml(删除某节点)

删除节点名为lily的节点

     private static void LinqTodelete()

        {

           

            //创建Xml

            XDocument doc = new XDocument(new XElement("Data",

                new XElement("aaa",

                    new XElement("name", "lily"),

                    new XElement("age", "10")),

                new XElement("aaa",

                    new XElement("name", "jak"),

                    new XElement("age", "110"))));



            //为Xml之追加节点，并且设置属性

            doc.Element("Data").Add(

                new XElement("name",

                    new XAttribute("type", "11"), "asasas"),

                    new XElement("age", "222"));



            Console.WriteLine("===========删除前============");

            Console.WriteLine(doc.ToString());

            //删除节点值为lily 的节点

            var s1 = from s in doc.Element("Data").Elements("aaa") where s.Element("name").Value == "lily" select s;



            Console.WriteLine("===========删除后============");

  

            s1.Remove();

            doc.Add(s1);

            Console.WriteLine(doc.ToString());

       

            Console.ReadLine();

        }

 

运行结果

===========删除前============

<Data>

  <aaa>

    <name>lily</name>

    <age>10</age>

  </aaa>

  <aaa>

    <name>jak</name>

    <age>110</age>

  </aaa>

  <name type="11">asasas</name>

  <age>222</age>

</Data>

===========删除后============

<Data>

  <aaa>

    <name>jak</name>

    <age>110</age>

  </aaa>

  <name type="11">asasas</name>

  <age>222</age>

</Data>