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inghamc
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inghamc
CO USA



Real Name:  Chris Ingham
Primary Role:  -
Joined: Apr 2005 (13 years ago)
Visits: 2

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I don't understand the composition example - how is an engine responsible for the creation of gas?
Posted 13 years ago
Regarding...
OO/UML: Aggregation versus Composition
Explains the "is a", "has a", "uses a", and "looks like" relationships (updated May 2007). "Is a" is inheritance, "looks like" is interfaces, "has a" is aggregation, and "uses a" is composition.
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