Objects and Classes - Modifiers - Derives Properties
3 important questions on Objects and Classes - Modifiers - Derives Properties
We also have another attribute on Member, hasAdultPrivileges of type Boolean. If you look carefully, you will see that we precede the attribute name by a slash (“/”).
This has a special meaning within UML.![]()
What does it mean?
It indicates that the attribute value is DERIVED.
What does a derrived attribute means?![]()
A derived attribute’s value can be calculated as needed based on other attributes or available properties
What is common to use in a derrived attribute?
It is common to name Boolean properties or operations with the form hasProperty or isInState, in order than using a True or False value is natural
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