This guide provides an introduction to object diagrams, a type of diagram used to represent the structure of a system. It explains the different elements of an object diagram and how they are used to represent the relationships between objects. It also provides examples of how object diagrams
From Wikipedia
In object-oriented programming, an object diagram in the Unified Modeling Language (UML) is a diagram that shows a complete or partial view of the structure of a modeled system at a specific time.