NullablePower

Overview

Abstract data type

NullablePower is a simple physical quantity type for the dimension L²MT^-3. NullablePower is abstract and has two concrete subtypes:

• a Power is an actual value for a physical quantity with a numerical value and a unit of measurement;

• a NullPower is a null value that explicitly indicates the absence of an actual physical quantity.

Subtypes

• NullPower

• Power

Implementation in Proteus Schema

All data attributes with type NullablePower are implemented as DEXPI generic attributes for physical quantities.

Example

See the examples for Power and NullPower.