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Source Code

The ExtensionMethods project can be found under the Chapter 13 subdirectory.

Building and Using Extension Libraries

The previous example extended the functionality of various types (such as the System.Int32 type)

for use by the current console application. However, I am sure you could imagine the usefulness of

building a.NET code library that defines numerous extensions that can be referenced by multiple

applications. As luck would have it, doing so is very straightforward.

To illustrate, create a new Class Library project (named MyExtensionsLibrary). Next, rename

your initial C# code file to MyExtensions.cs, and copy the MyExtensions class definition in your new

namespace:

namespace MyExtensionsLibrary

{