Stream.CopyTo Method (Stream)
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Reads all the bytes from the current stream and writes them to the destination stream.
Namespace: System.IO
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
Public Sub CopyTo ( _
destination As Stream _
)
public void CopyTo(
Stream destination
)
Parameters
- destination
Type: System.IO.Stream
The stream that will contain the contents of the current stream.
Exceptions
| Exception | Condition |
|---|---|
| ArgumentNullException | destination is nulla null reference (Nothing in Visual Basic). |
| NotSupportedException | The current stream does not support reading. -or- destination does not support writing. |
| ObjectDisposedException | Either the current stream or destination were closed before the CopyTo method was called. |
| IOException | An I/O error occurred. |
Remarks
Copying begins at the current position in the current stream.
Version Information
Silverlight
Supported in: 5, 4
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.