File Directory VB.Net

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  4. Stream CopyTo Method reads all the bytes from the current stream and writes them to the destination stream
Imports System
Imports System.IO
Class TestRW    
    Public Shared Sub Main()
        Dim destination As New MemoryStream()
        
        Using source As FileStream = File.Open("c:\temp\data.dat", _
                                               FileMode.Open)
            Console.WriteLine("Source length: {0}", source.Length.ToString())
            source.CopyTo(destination)
        
        End Using
        Console.WriteLine("Destination length: {0}", destination.Length.ToString())
    End Sub
End Class