operation
An operation is a specification of a transformation or query that an object may be called to execute.
See also call, method, resolution.
Semantics
An operation specifies a transformation on the state of the target object (and possibly the state of the rest of the system reachable from the target object) or a query that returns a value to the caller of the operation. It has a name and a list of parameters, including return parameters. It may impose constraints on parameters or the target object before or after invocation.
An operation is invoked by a call, which suspends the caller until the execution of the operation is complete, after which the caller resumes control beyond the point of the call, receiving a return value if one is ...
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