classumlassociationsclass-diagrammultiplicity

UML multiplicity difference


What is the difference between multiplicity * and 0..*?

For example two versions (A and B) of the same relationship: Example

What will be more correct for statement Web-service is used by any number of users?


Solution

  • They are one and the same; just a matter of preference. The x..y style is particularly used with you have know limits, usually other than 0 and *, like 1..10 or 5..*