VB.Net/File Directory/FileStream

Use FileStream to store and read file

<source lang="vbnet"> Imports System Imports System.IO Public Class MainClass

 Shared Sub Main()
   Dim i As Integer
   Dim theBytes(255) As Byte
   For i = 0 To 255
     theBytes(i) = CByte(i)
   Next
   Dim myFileStream As FileStream
   Try
     myFileStream = New FileStream("test.txt", FileMode.OpenOrCreate, FileAccess.Write)
     myFileStream.Write(theBytes, 0, 256)
   Finally
     If Not (myFileStream Is Nothing) Then myFileStream.Close()
   End Try

   Dim theFile As FileStream
   Try
     theFile = New FileStream("test.txt",FileMode.Open, FileAccess.Read)
     For i = 0 To (theFile.Length - 1)
       Console.Write(theFile.ReadByte)
     Next
   Catch e As Exception
     Throw e
   Finally
     If Not (theFile Is Nothing) Then theFile.Close()
   End Try
 End Sub
 

End Class

      </source>