May 2010 - Posts

• Why enumerator structs are a really bad idea (redux)

  Posted Thursday, May 20, 2010 11:13 AM | 2 Comments
  
  

  My previous blog post went into some detail as to why calling MoveNext on a BCL generic collection enumerator didn't quite do what you thought it would. This post covers the Reset method. To recap, here's the simple wrapper around a linked list enumerator Read More by Simon Cooper | 2 Comments | Comment on this post

• Why enumerator structs are a really bad idea

  Posted Wednesday, May 19, 2010 7:25 PM | 5 Comments
  
  

  If you've ever poked around the .NET class libraries in Reflector, you probably would have noticed that the generic collection classes all have implementations of their IEnumerator as a struct rather than a class. As you will see, this design decision Read More by Simon Cooper | 5 Comments | Comment on this post