Understanding Namespaces
One of the main advantages of object-oriented programming is code reuse; classes can be shared among programs. By using already-written classes you can save yourself a lot of work. An organizational unit containing shared code components is known as a namespace. One of the most exciting things about Visual Basic .NET is the amount of functionality available from classes built into the .NET framework. Table 5.1 lists a few examples of some namespaces provided by the .NET framework for use in your programs.
| Name | Purpose |
|---|---|
| System.Math | Mathematical functions |
| System.Drawing.Graphics | Drawing lines, and so on |
| System.Windows.Forms | Windows Forms |
| System.Diagnostics | Diagnostics, error log |
| Microsoft.VisualBasic ... |
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