Extension method: Difference between revisions

Revision as of 13:12, 5 January 2008

Revision as of 13:17, 5 January 2008

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==Extension methods and Instance methods==

In C# 3.0, both an instance method as well as an extension method with the same signature can exist for a class. In such a scenario, the instance method is preferred over the extension method. Neither the compiler nor the [[Microsoft Visual Studio]] IDE warns about the naming conflict. Consider this C# class, the <code>GetAlphabet()</code> method is invoked on an instance of this class:

<source lang="csharp">

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</source>

Result with the instance method has not been implemented but the extension method has been:

ABC

Result with the both the instance method and extension method implemented:

abc