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MemoryMappedFile.CreateViewStream Method

.NET Framework 4.6 and 4.5

Creates a stream that maps to a view of the memory-mapped file.

Namespace:  System.IO.MemoryMappedFiles
Assembly:  System.Core (in System.Core.dll)

public MemoryMappedViewStream CreateViewStream()

Return Value

Type: System.IO.MemoryMappedFiles.MemoryMappedViewStream
A stream of memory.


Access to the memory-mapped file is unauthorized.

You can use the stream returned by this method for sequential access to a memory-mapped file, such as for inter-process communications.

The following example creates a stream and writes a value to it. This code example is part of a larger example provided for the CreateNew method.

using (MemoryMappedViewStream stream = mmf.CreateViewStream())
    BinaryWriter writer = new BinaryWriter(stream);

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4
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