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.CopyTo Method (Stream, Int32)
Reads the bytes from the current stream and writes them to another stream, using a specified buffer size.
public void CopyTo(
Parameters destination Type: System.IO .Stream
The stream to which the contents of the current stream will be copied.
bufferSize Type: System .Int32
The size of the buffer. This value must be greater than zero. The default size is 81920.
Copying begins at the current position in the current stream, and does not reset the position of the destination stream after the copy operation is complete.
Supported in: 4.5.2, 4.5.1, 4.5, 4
.NET Framework Client Profile
Supported in: 4
Portable Class Library
Supported in: Portable Class Library
.NET for Windows Store apps
Supported in: Windows 8
.NET for Windows Phone apps
Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1
Windows Phone 8.1, Windows Phone 8, 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.