MemoryStream Class creates a stream whose backing store is memory. : Memory Stream « File Directory « VB.Net

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MemoryStream Class creates a stream whose backing store is memory.

 

Imports System
Imports System.IO
Imports System.Text

Module MemStream
    Sub Main()
        Dim count As Integer
        Dim byteArray As Byte()
        Dim charArray As Char()
        Dim uniEncoding As New UnicodeEncoding()

        Dim firstString As Byte() = uniEncoding.GetBytes("this is a test: ")
        Dim secondString As Byte() = uniEncoding.GetBytes("this is another test")

        Dim memStream As New MemoryStream(100)
        Try
            memStream.Write(firstString, 0 , firstString.Length)
            count = 0
            While(count < secondString.Length)
                memStream.WriteByte(secondString(count))
                count += 1
            End While
            memStream.Seek(0, SeekOrigin.Begin)
            byteArray = New Byte(CType(memStream.Length, Integer)){}
            count = memStream.Read(byteArray, 0, 20)

            While(count < memStream.Length)
                byteArray(count) = Convert.ToByte(memStream.ReadByte())
                count += 1
            End While

            charArray = New Char(uniEncoding.GetCharCount(byteArray, 0, count)){}
            uniEncoding.GetDecoder().GetChars(byteArray, 0, count, charArray, 0)
            Console.WriteLine(charArray)
        Finally
            memStream.Close()
        End Try

    End Sub
End Module

   
  

Related examples in the same category

1.	Memory Stream Writer and Reader
2.	Stream Reader and Writer for a MemoryStream
3.	MemoryStream Demo