C# READING AND WRITING XML FILES

//C# READING AND WRITING XML FILES

using System;
using System.Xml;

XmlWriterSettings settings = new XmlWriterSettings();
settings.Indent = true;

XmlWriter writer = XmlWriter.Create("Products.xml", settings);
writer.WriteStartDocument();
writer.WriteComment("This file is generated by the program.");
writer.WriteStartElement("Product");
writer.WriteAttributeString("ID", "001");
writer.WriteAttributeString("Name", "Soap");
writer.WriteElementString("Price", "10.00");
writer.WriteStartElement("OtherDetails");
writer.WriteElementString("BrandName", "X Soap");
writer.WriteElementString("Manufacturer", "X Company");
writer.WriteEndElement();
writer.WriteEndDocument();

writer.Flush();
writer.Close();

-------------

using System;
using System.Xml;

XmlReader reader = XmlReader.Create("Products.xml");
while (reader.Read())
{
	if (reader.NodeType == XmlNodeType.Element
	&& reader.Name == "Product")
	{
		Console.WriteLine("ID = " + reader.GetAttribute(0));
		Console.WriteLine("Name = " + reader.GetAttribute(1));
		while (reader.NodeType != XmlNodeType.EndElement)
		{
			reader.Read();
			if (reader.Name == "Price")
			{
			while (reader.NodeType != XmlNodeType.EndElement)
			{
				reader.Read();
				if (reader.NodeType == XmlNodeType.Text)
				{
					Console.WriteLine("Price = {0:C}", Double.Parse(reader.Value));
				}
			}
			reader.Read();
			} //end if
			if (reader.Name == "OtherDetails")
			{
				while (reader.NodeType != XmlNodeType.EndElement)
				{
					reader.Read();
					if (reader.Name == "BrandName")
					{
						while (reader.NodeType != XmlNodeType.EndElement)
						{
							reader.Read();
							if (reader.NodeType == XmlNodeType.Text)
							{
								Console.WriteLine("Brand Name = " + reader.Value);
							}
						}
						reader.Read();
					} //end if

					if (reader.Name == "Manufacturer")
					{
						while (reader.NodeType != XmlNodeType.EndElement)
						{
							reader.Read();
							if (reader.NodeType == XmlNodeType.Text)
							{
								Console.WriteLine("Manufacturer = " + reader.Value);
							}
						}
					} //end if
				}
			} //end if
		} //end while
	} //end if
} //end while