It is indicated in the first upper section of the rectangle. In these sections you can specify the class name, attributes (variables) and operations (methods).Ī class name must be unique within a package, which is described by a set of class diagrams or a single diagram. ![]() Graphically, the class is depicted as a rectangle, which can additionally be divided by horizontal lines into sections or sections. A class diagram can also contain interfaces, packages, relationships, and even individual instances, such as objects and connections.Ĭlass (class) in the UML language is used to designate a set of objects that have the same structure, behavior and relationships with objects of other classes. The class diagram can reflect, in particular, various relationships between individual entities of the domain, such as objects and subsystems, as well as describe their internal structure and types of relationships.Ī class diagram is a graph whose vertices are elements of the “classifier” type, connected by various types of structural relations. Class diagram (class diagram) is used to represent the static structure of the system model in the terminology of classes of object-oriented programming. ![]() Central to object-oriented programming is the development of a logical system model in the form of a class diagram.
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