A class diagram is a structural diagram that is mainly used to provide the design of a piece of object-oriented software. This diagram demonstrates the structure of a software, the attributes and methods of a class, and the relationship between classes in the system. It can be used for development as well as for documentation; software developers frequently use this diagram to get a quick idea of the code and to help fellow developers understand the system. It is also occasionally used by employees involved in the business side of a company.
The following are the three main parts of a class diagram:
- The class name
- The attribute section
- The method section
A class diagram consists of different classes that are represented as boxes or rectangles. A rectangle is normally divided into the aforementioned sections. The first part holds the name of the class, the second...