Gets the user name of the person who is currently logged on to the Windows operating system.
Assembly: mscorlib (in mscorlib.dll)
You can use the property to identify the user on the current thread, to the system and application for security or access purposes. It can also be used to customize a particular application for each user.
The domain account credentials for a user are formatted as the user's domain name, the '\' character, and user name. Use the UserDomainName property to obtain the user's domain name and the property to obtain the user name. A user name is typically an abbreviated combination of the user's first and last names.
The following code example displays the user name of the person who started the current thread.
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.