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The theory behind covariance and contravariance in C# 4

published 328 days, 13 hours, 22 minutes ago posted by

http://tomaspetricek.pip.verisignlabs.com/ 338 days, 4 hours, 41 minutes ago

Covariance and contravariance are two useful features of generics in C# 4.0. Most of the time you don't see them. They just let you write code that you'd expect to work. Actually understanding how they work is more difficult. In this article, I explain that, together with some theory where the two concepts come from.

category: How To | clicked: 54 | | source: tomasp.net | show counter code

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