Gets the user agent presented by the client.
Assembly: System (in System.dll)
The User-Agent header typically contains text that identifies the name and version number of the software used to generate the request.
For a complete list of request headers, see the HttpRequestHeader enumeration.
The is null when there is no User-Agent header in the request.
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.