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Prevents other processes from reading from or writing to the stream.
public override void Lock(
Parameters position Type: System .Int64
The starting position of the range to lock. The value of this parameter must be equal to or greater than 0 (zero).
length Type: System .Int64
The number of bytes to lock.
Locking a range of a file stream gives the threads of the locking process exclusive access to that range of the file stream.
Supported in: 4.6, 4.5
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.