This documentation is archived and is not being maintained.

AttachmentBase Constructor (Stream)

Instantiates an AttachmentBase with the specified Stream.

Namespace:  System.Net.Mail
Assembly:  System (in System.dll)

protected AttachmentBase(
	Stream contentStream


Type: System.IO.Stream
A stream containing the content for this attachment.


contentStream is null.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.