Deferred Execution Example in LINQ and C#

Published on July 21, 2013 by Senthil Kumar

Filed under LINQ

Last modified July 21, 2013

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The Query Operators are executed only when enumerated except few scenarios. For example, when you use the for/Foreach statement and iterate the items from the query result.

Below is a sample code demonstrating the Deferred Execution in C#.

Deferred Execution Example in LINQ and C#

using System;

using System.Collections.Generic;

using System.Data;

using System.Linq;

namespace AbundantCode


internal class Program


// Deferred Execution Example in LINQ and C#

private static void Main(string[] args)


List<int> nos = new List<int>();



var Output = nos.Where(a => a % 2 == 0);

// New element added after retreival in Output


foreach (var no in Output)






Deferred Execution Example in LINQ and C#

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