Example of Inserting and Retrieving data from xml file

This is an example of Inserting and Retrieving data from xml file.

private void Page_Load(object sender, System.EventArgs e)
		{
			// Put user code to initialize the page here
			
			if(!IsPostBack)
			{
				BindGrid();
			}
		}

		
private void BindGrid()
		{
			ds = new DataSet();
			try
			{
				ds.ReadXml(@"c:\inetpub\wwwroot\WebApplication10\XMLFile1.xml");
				DataGrid1.DataSource = ds;
				DataGrid1.DataBind();
			}
			catch(Exception ex)
			{
				throw ex;
			}
		}


		

	private void Button1_Click(object sender, System.EventArgs e)
		{
			ds = new DataSet();
			try
			{
				ds.ReadXml(@"c:\inetpub\wwwroot\WebApplication10\XMLFile1.xml");
				DataRow row = ds.Tables[0].NewRow();
				row["name"]=txtName.Text;
				row["fathersname"]=txtFName.Text;
				row["address"]=txtAddress.Text;
				ds.Tables[0].Rows.Add(row);
				ds.WriteXml(@"c:\inetpub\wwwroot\WebApplication10\XMLFile1.xml");
				txtAddress.Text="";
				txtFName.Text="";
				txtName.Text ="";
				BindGrid();
			}
			catch(Exception ex)
			{
				throw ex;
			}