[#mp_units-named_unit-05]
= xref:mp_units.adoc[mp_units]::xref:mp_units/named_unit-0ec.adoc[named_unit]<Symbol, U, QS>
:relfileprefix: ../
:mrdocs:

Specialization for a unit with special name valid only for a specific quantity

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    xref:mp_units/symbol_text-032.adoc[symbol_text] Symbol,
    xref:mp_units/AssociatedUnit.adoc[AssociatedUnit] auto QS,
    /* implementation-defined */ auto PO>
requires (!Symbol.empty()) && (QS.dimension == detail::get_associated_quantity(U).dimension)
struct xref:mp_units/named_unit-0ec.adoc[named_unit]<Symbol, U, QS>
    : /* implementation-defined */
----

== Base Classes

[cols=2]
|===
| Name
| Description
| `/* implementation-defined */`
| 
|===

== Types

[cols=1]
|===
| Name
| xref:mp_units/named_unit-05/_base_type_.adoc[`_base_type_`] 
|===

== Static Data Members

[cols=2]
|===
| Name
| Description
| xref:mp_units/named_unit-05/_point_origin_.adoc[`_point_origin_`] 
| 
| xref:mp_units/named_unit-05/_quantity_spec_.adoc[`_quantity_spec_`] 
| 
| xref:mp_units/named_unit-05/_symbol_.adoc[`_symbol_`] 
| Unique base unit identifier
|===

== Description

The same as the above but additionally limits the usage of this unit to provided quantities.

== Template Parameters

[cols=2]
|===
| Name
| Description
| *Symbol*
| a short text representation of the unit
| *Unit*
| a unit for which we provide a special name
| *QuantitySpec*
| a specification of a quantity to be measured with this unit
|===


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