[#mp_units-QuantityOf]
= xref:mp_units.adoc[mp_units]::QuantityOf
:relfileprefix: ../
:mrdocs:

A concept matching all quantities of the provided quantity spec

== Synopsis

Declared in `<mp‐units/framework/quantity_concepts.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename Q,
    auto QS>
concept QuantityOf = Quantity<Q> && QuantitySpec<MP_UNITS_REMOVE_CONST(decltype(QS))> &&
                     ReferenceOf<MP_UNITS_NONCONST_TYPE(Q::reference), QS>;
----

== Description

Satisfied by all quantities with the reference satisfying `ReferenceOf<QS>.`


[.small]#Created with https://www.mrdocs.com[MrDocs]#