12.1. Attributes
An attribute is a logical data value of an object.
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Include the following attributes in a domain model: Those for which the requirements (for example, use cases) suggest or imply a need to remember information. |
For example, a receipt (which reports the information of a sale) normally includes a date and time, and management wants to know the dates and times of sales for a variety of reasons. Consequently, the Sale conceptual class needs a date and time attribute.
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