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What is yield return in C#?

gpeipman
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Yield return in C#

Yield return in C# language feature that allows us to write shorter methods that operate on collections. Demo below shows how with yield return we don't have to define collection or list that holds elements returned by method.

using System;
using System.Collections.Generic;
class Program
{
private static IEnumerable<string> _plants = new[] { "Apple", "Pear", "Sunflower", "Carrot" };
static void Main(string[] args)
{
Console.WriteLine("Classic:");
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