Language Basics VB.Net

Imports System.Text
Class Sample
   Public Shared Sub Main()
      Dim sb1 As New StringBuilder("abc")
      Dim sb2 As New StringBuilder("abc", 16)
      Console.WriteLine("{0}, {1}", sb1.Length, sb1.Capacity)
      Console.WriteLine("{0}, {1}", sb2.Length, sb2.Capacity)
      Console.WriteLine("{0}, {1}", sb1.ToString(),           sb2.ToString())
      Console.WriteLine(sb1.Equals(sb2))
      sb1.EnsureCapacity(50)
      Console.WriteLine("{0}, {1}", sb1.Length, sb1.Capacity)
      Console.WriteLine("{0}, {1}", sb2.Length, sb2.Capacity)
      Console.WriteLine("{0}, {1}", sb1.ToString(),           sb2.ToString())
      Console.WriteLine(sb1.Equals(sb2))
      sb1.Length = 0
      sb2.Capacity = 51
      Console.WriteLine("{0}, {1}", sb1.Length, sb1.Capacity)
      Console.WriteLine("{0}, {1}", sb2.Length, sb2.Capacity)
      Console.WriteLine("{0}, {1}", sb1.ToString(),           sb2.ToString())
      Console.WriteLine(sb1.Equals(sb2))
   End Sub
End Class