CSharp - Anonymous method

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Author: Jiangong SUN

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In versions of C# previous to 2.0, the only way to declare a delegate was to use named methods. C# 2.0 introduces anonymous methods.
Creating anonymous methods is essentially a way to pass a code block as a delegate parameter.

reference:

http://stackoverflow.com/questions/6008097/what-are-anonymous-methods-in-c