FileStream.Unlock : FileStream « System.IO « VB.Net by API

1. VB.Net by API
2. System.IO
3. FileStream

FileStream.Unlock

  

Imports System.IO

Module Module1

    Sub Main()
        Dim FileSt As FileStream = New FileStream("test.dat", FileMode.Create, FileAccess.Write, FileShare.Write)

        Try
            FileSt.Lock(0, 100)
            Console.WriteLine("Locked")
        Catch Ex As Exception
            Console.WriteLine(Ex.Message)
        End Try

        Try
            FileSt.Unlock(0, 100)
            Console.WriteLine("Unlocked")
        Catch Ex As Exception
            Console.WriteLine(Ex.Message)
        End Try

        Dim Values As Byte()
        Values = New Byte() {1, 2, 3, 4, 5}

        Try
            FileSt.Seek(0, SeekOrigin.Begin)
            FileSt.Write(Values, 0, 5)
            Console.WriteLine("Successfully updated file")
        Catch Ex As Exception
            Console.WriteLine(Ex.Message)
        End Try

    End Sub

End Module

   
    
  

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