Quantity reference type
Synopsis
Declared in <mp‐units/framework/reference.h>
template<
QuantitySpec Q,
Unit U>
struct reference;
Friends
Name |
Description |
Computes the value of a reference raised to the |
|
Equality operator |
|
Equality operator |
Description
Quantity reference describes all the properties of a quantity besides its representation type.
In most cases this class template is not explicitly instantiated by the user. It is implicitly instantiated by the library's framework while binding a quantity specification with a compatible unit.
{.cpp}
Reference auto kmph = isq::speed[km / h];
QuantityOf<isq::speed[km / h]> auto speed = 90 * kmph;
The following syntaxes are not allowed: 2 / kmph
, kmph 3, `kmph / 4
, 70 isq::length[km] / isq:time[h]
.
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