Did you know how many classes and interfaces exists in .NET Frameworks 4.0 and how many of them are Sealed / Abstract .???

Here’s Scott Dorman , Author of “Teach Yourself Visual C# 2010 in 24 Hours” book -Sams Publishing,sharing the interesting statistics about the number of classes and the size of the .NET Framework 4.0 .

Scott had earlier posted more statistics on the .NET 3.5 SP1 too .

There are about 44,346 types in .NET 4.0 against the .NET SP1 which had 18,435 total types.