UnmanagedMemoryStream.SetLength Method (Int64)
.NET Framework (current version)
Sets the length of a stream to a specified value.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- value
-
Type:
System.Int64
The length of the stream.
| Exception | Condition |
|---|---|
| IOException | An I/O error has occurred. |
| ObjectDisposedException | The stream is closed. |
| NotSupportedException | The underlying memory does not support writing. - or - An attempt is made to write to the stream and the CanWrite property is false. |
| ArgumentOutOfRangeException | The specified value exceeds the capacity of the stream. - or - The specified value is negative. |
If the given value is less than the current length of the stream, the stream is truncated. If the given value is larger than the current length of the stream, the stream is expanded. If the stream is expanded, the contents of the stream between the old and the new lengths are undefined.
A stream must support both writing and seeking for SetLength to work.
Universal Windows Platform
Available since 10
.NET Framework
Available since 2.0
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Available since 10
.NET Framework
Available since 2.0
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
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