//Create xml
private void createxml()
{
DataTable tb = new DataTable();
tb.Columns.Add("title", Type.GetType("System.String"));
tb.Columns.Add("annotation", Type.GetType("System.String"));
tb.Columns.Add("location", Type.GetType("System.String"));
tb.TableName = "track";
DataRow r = tb.NewRow();
r[0] = "My Love";
r[1] = "Westlife";
r[2] = "mylove.mp3";
tb.Rows.Add(r);
String st = Server.MapPath("listAudio.xml");
tb.WriteXml(st,true);
}
Write data to Xml
String st = Server.MapPath("listAudio.xml");
DataSet ds = new DataSet();
ds.ReadXml(st);
DataRow r = ds.Tables[1].NewRow();
r[0] = TextBox1.Text;
r[1] = TextBox2.Text;
r[2] = TextBox3.Text;
ds.Tables[1].Rows.Add(r);
but Result
<playlist >
<tracklist>
<track>
<title>Dragostea-Sin-Tei</title>
<annotation>ThanhTungProduction</annotation>
<location>Upload/Dragostea-Sin-Tei.mp3</location>
</track>
</tracklist>
<track>
<title>Only Love</title>
<annotation>Westlife</annotation>
<location>Only Love.mp3</location>
</track>
</playlist>
Please help me!Thanks!