Chapter 2. UML Diagrams
We have illustrated the patterns in this book with diagrams drawn using Unified Modeling Language (UML). This simple diagramming style was developed from work done by Grady Booch, James Rumbaugh, and Ivar Jacobson, which resulted in a merging of ideas into a single specification and, eventually, a standard. You can read details of how to use UML in any number of books such as those by Booch et al. (1998), Fowler and Scott (1997), and Grand (1998). We'll outline the basics you'll need in this introduction.
Basic UML diagrams consist of boxes representing classes. Let's consider the following class (which has very little actual function).
'Class Person Private age As Integer Private personName As String '----- Public Sub init(nm ...