Extension Method On Null Reference : Extension « Class « C# / CSharp Tutorial

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C# / CSharp Tutorial » Class » Extension

7.60.5.Extension Method On Null Reference

using System;

using System.ComponentModel;





    static class NullUtil

    {

        public static bool IsNull(this object x)

        {

            return x == null;

        }

    }



    class MainClass

    {

        static void Main()

        {

            object y = null;

            Console.WriteLine(y.IsNull());

            y = new object();

            Console.WriteLine(y.IsNull());

        }

    }

7.60.Extension
	7.60.1.	Adding extension method for int
	7.60.2.	Adding extension to Stream
	7.60.3.	Adding reverse operation to string
	7.60.4.	Add title case to string class
	7.60.5.	Extension Method On Null Reference
	7.60.6.	extension method
	7.60.7.	conflicting extension methods
	7.60.8.	Extension Methods

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