Csharp/C Sharp/XML LINQ/XPath
Querying XML with XPath Syntax
using System;
using System.IO;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using System.Xml;
using System.Xml.XPath;
using System.Xml.Schema;
using System.Xml.Linq;
public class MainClass {
public static void Main() {
XDocument xDocument = new XDocument(
new XElement("Books",
new XElement("Book",
new XAttribute("type", "Author"),
new XElement("FirstName", "A"),
new XElement("LastName", "B")),
new XElement("Book",
new XAttribute("type", "Author"),
new XElement("FirstName", "C"),
new XElement("LastName", "D"))));
XElement bookParticipant = xDocument.XPathSelectElement("//Books/Book[FirstName="A"]");
Console.WriteLine(bookParticipant);
}
}
Select tags by name
using System;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using System.Xml;
using System.Xml.Linq;
public class MainClass {
public static void Main() {
XDocument xDocument = new XDocument(
new XElement("Books",
new XElement("Book",
new XAttribute("type", "Author"),
new XElement("FirstName", "J"),
new XElement("LastName", "R")),
new XElement("Book",
new XAttribute("type", "Author"),
new XElement("FirstName", "E"),
new XElement("LastName", "B"))));
IEnumerable<XElement> elements = xDocument.Element("Books").Elements("Book");
foreach (XElement element in elements) {
Console.WriteLine("Source element: {0} : value= {1}", element.Name, element.Value);
}
foreach (XElement element in elements.ToArray()) {
Console.WriteLine("Removing {0}= {1} ¡�", element.Name, element.Value);
element.Remove();
}
Console.WriteLine(xDocument);
}
}