Understanding the Framework Class Library

The .NET Framework contains thousands of classes that you can use when building an application. Framework Class Library was designed to make it easier to perform the most common programming tasks. Following are just a few examples of the classes in the framework:

File class— Enables you to represent a file on your hard drive. You can use the File class to check whether a file exists, create a new file, delete a file, and perform many other file-related tasks.

Graphics class— Enables you to work with different types of images such as GIF, PNG, BMP, and JPEG. You can use the Graphics class to draw rectangles, arcs, ellipses, and other elements on an image

Random class— Enables you to generate a random ...

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