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In general, object-based designates that something is based on the concept of object, it can be a theory, language, model.In computer science, the term object-based has two different, incompatible senses:A somehow limited version of object-oriented programming where one or more of the following restrictions applies: there is no implicit inheritancethere is no polymorphismonly a very reduced subset of the available values are objects (typically the GUI components)Prototype-based systems (i.e., those based on "prototype" objects which are not instances of any class)Visual Basic is an example of a language that is object-based in the first sense of the term, JavaScript in the second.
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