Connection, ConnectionGroupName, ContentLength, ContentType : HttpWebRequest « Socket Network « VB.Net Tutorial

1. VB.Net Tutorial
2. Socket Network
3. HttpWebRequest

Imports System.Net
Imports System.Net.Sockets

Public Class Tester
    Public Shared Sub Main
        Dim httpReq As System.Net.HttpWebRequest
    
        Try
          Dim httpURL As New System.Uri("http://www.java2s.com/index.htm?key=value")
    
          httpReq = CType(WebRequest.Create(httpURL), HttpWebRequest)
    
          If httpReq.Connection <> Nothing Then
            Console.WriteLine("Connection: " & httpReq.Connection.ToString)
          End If
          If httpReq.ConnectionGroupName <> Nothing Then
            Console.WriteLine("ConnectionGroupName: " & httpReq.ConnectionGroupName.ToString)
          End If
          If httpReq.ContentLength <> -1 Then
            Console.WriteLine("ContentLength: " & httpReq.ContentLength.ToString)
          End If
          If httpReq.ContentType <> Nothing Then
            Console.WriteLine("ContentType: " & httpReq.ContentType.ToString)
          End If
    
        Catch ex As Exception
          Console.WriteLine(ex.StackTrace.ToString())
        End Try
    End Sub
End Class