Mega Code Archive
FileStream Lock
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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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