This post originated from an RSS feed registered with .NET Buzz by Duncan Mackenzie. Original Post: Eric Gunnerson discusses Enums, Validation and Versioning... Feed Title: Code/Tea/Etc... Feed URL: /msdnerror.htm?aspxerrorpath=/duncanma/rss.aspx Feed Description: Duncan is the Visual Basic Content Strategist at MSDN, the editor of the Visual Basic Developer Center (http://msdn.microsoft.com/vbasic), and the author of the "Coding 4 Fun" column on MSDN (http://msdn.microsoft.com/vbasic/using/columns/code4fun/default.aspx). While typically Visual Basic focused, his blogs sometimes wanders off of the technical path and into various musing of his troubled mind. Latest .NET Buzz Posts Latest .NET Buzz Posts by Duncan Mackenzie Latest Posts From Code/Tea/Etc...

Giving us an early peek at his TechEd 2004 talk, Eric discusses how to handle enums in your code, since they are not constrained to the list of options you define in the enum and also because they can change in ways that could break your code in the future...

Enums and validation
 ... So, my first point is that enums are not sets - they can take on any value from the underlying type.  ...