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MemoryStream::Capacity Property

Gets or sets the number of bytes allocated for this stream.

Namespace:  System.IO
Assembly:  mscorlib (in mscorlib.dll)

public:
virtual property int Capacity {
	int get ();
	void set (int value);
}

Property Value

Type: System::Int32
The length of the usable portion of the buffer for the stream.

ExceptionCondition
ArgumentOutOfRangeException

A capacity is set that is negative or less than the current length of the stream.

ObjectDisposedException

The current stream is closed.

NotSupportedException

set is invoked on a stream whose capacity cannot be modified.

Capacity is the buffer length for system-provided byte arrays. Capacity cannot be set to a value less than the current length of the stream.

This code example is part of a larger example provided for the MemoryStream class.

// Write the stream properties to the console.
Console::WriteLine( "Capacity = {0}, Length = {1}, " 
"Position = {2}\n", memStream->Capacity.ToString(), memStream->Length.ToString(), memStream->Position.ToString() );

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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 Silverlight 8.1, Windows Phone Silverlight 8

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.

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