LINQ Exchange

Today we’re going to cover an advanced scenario where we need to compare lists of a class we created. We’ll start with an implementation of EqualityComparer<T> which consists of overriding two methods: Equals and GetHashCode. What was a little tricky about this implementation is this subtle, but critical, comment in the code sample on MSDN [...]

Tags: enumerator, EqualityComparer, foreach, ienumerable, LINQ, linq c#, LINQ Except

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Can you guess what the output of the following program is? using System; using System.Collections.Generic; namespace Lambda { class Program { static void Main(string[] args) { var strings = new[] {“a”, “b”, “c”}; var actions = CreateActions(strings); actions.ForEach(f => f()); } private static List CreateActions(IEnumerable strings) { var actions = new List(); foreach (var s [...]

Tags: foreach, linq c#

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