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IEnumerable.Count() is a Code Smell(rapidapplicationdevelopment.blogspot.com)

submitted by LearLear(1195) 2 years, 10 months ago

Count() is a frequently abused LINQ extension method that iterates through every item in an enumerable. But many developers don't realize that .Count() won't short circuit after it finds more than zero items -- it will continue iterating through every single item. This article introduces the problem and proposes a couple of solutions.

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