XML VB.Net

Option Explicit
Option Strict
Imports System
Imports System.IO
Imports System.Xml
Public Class Sample
  Public Shared Sub Main()
        Dim price As [Double] = 9.95
        Dim [date] As New DateTime(2004, 5, 20)
        
        Using writer As XmlWriter = XmlWriter.Create("data.xml")
          writer.WriteStartElement("book")
          writer.WriteStartAttribute("pub-date")
          writer.WriteValue([date])
          writer.WriteEndAttribute()
        
          writer.WriteStartElement("price")
          writer.WriteValue(price)
          writer.WriteEndElement()
        
          writer.WriteEndElement()
          writer.Flush()
        End Using
  End Sub 'Main 
End Class 'Sample