[#mp_units-operator_star-000]
= xref:mp_units.adoc[mp_units]::operator*
:relfileprefix: ../
:mrdocs:

Multiplication operators

== Synopses

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


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<xref:mp_units/AssociatedUnit.adoc[AssociatedUnit] U1>
[[nodiscard]]
consteval
/* implementation-defined */
xref:mp_units/operator_star-02b.adoc[operator*](
    U1 lhs,
    xref:mp_units/reference.adoc[reference] rhs);
----

[.small]#xref:mp_units/operator_star-02b.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<xref:mp_units/AssociatedUnit.adoc[AssociatedUnit] U2>
[[nodiscard]]
consteval
/* implementation-defined */
xref:mp_units/operator_star-0f.adoc[operator*](
    xref:mp_units/reference.adoc[reference] lhs,
    U2 rhs);
----

[.small]#xref:mp_units/operator_star-0f.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    xref:mp_units/Reference.adoc[Reference] R,
    typename Q>
requires Quantity<std::remove_cvref_t<Q>>
constexpr
auto
xref:mp_units/operator_star-0b.adoc[operator*](
    R lhs,
    Q&& q) = delete;
----

[.small]#xref:mp_units/operator_star-0b.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    xref:mp_units/Reference.adoc[Reference] R,
    typename Rep>
requires RepresentationOf<std::remove_cvref_t<Rep>, get_quantity_spec(R{})>
constexpr
auto
xref:mp_units/operator_star-029.adoc[operator*](
    R lhs,
    Rep&& rhs) = delete;
----

[.small]#xref:mp_units/operator_star-029.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename Q2,
    typename U2>
[[nodiscard]]
consteval
/* implementation-defined */
xref:mp_units/operator_star-05.adoc[operator*](
    xref:mp_units/reference.adoc[reference] lhs,
    xref:mp_units/reference.adoc[reference<Q2, U2>] rhs);
----

[.small]#xref:mp_units/operator_star-05.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::derived_from<quantity> Q,
    typename Value>
requires (!Quantity<Value>) &&
            (!Reference<Value>) && detail::InvokeResultOf<quantity_spec, std::multiplies<>, rep, const Value&>
[[nodiscard]]
constexpr
xref:mp_units/QuantityOf.adoc[QuantityOf<quantity_spec>] auto
xref:mp_units/operator_star-002.adoc[operator*](
    Q const& q,
    Value const& val);
----

[.small]#xref:mp_units/operator_star-002.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename Value,
    std::derived_from<quantity> Q>
requires (!Quantity<Value>) &&
            (!Reference<Value>) && detail::InvokeResultOf<quantity_spec, std::multiplies<>, const Value&, rep>
[[nodiscard]]
constexpr
xref:mp_units/QuantityOf.adoc[QuantityOf<quantity_spec>] auto
xref:mp_units/operator_star-0a.adoc[operator*](
    Value const& val,
    Q const& q);
----

[.small]#xref:mp_units/operator_star-0a.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::derived_from<quantity> Q,
    auto R2,
    typename Rep2>
requires detail::InvocableQuantities<std::multiplies<>, quantity, quantity<R2, Rep2>>
[[nodiscard]]
constexpr
xref:mp_units/Quantity.adoc[Quantity] auto
xref:mp_units/operator_star-04.adoc[operator*](
    Q const& lhs,
    xref:mp_units/quantity-01.adoc[quantity<R2, Rep2>] const& rhs);
----

[.small]#xref:mp_units/operator_star-04.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename FwdQ,
    xref:mp_units/Reference.adoc[Reference] R,
    xref:mp_units/Quantity.adoc[Quantity] Q = std::remove_cvref_t<FwdQ>>
[[nodiscard]]
constexpr
xref:mp_units/Quantity.adoc[Quantity] auto
xref:mp_units/operator_star-022.adoc[operator*](
    FwdQ&& q,
    R rhs);
----

[.small]#xref:mp_units/operator_star-022.adoc[_» more..._]#

Multiplication operator


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename FwdRep,
    xref:mp_units/Reference.adoc[Reference] R,
    xref:mp_units/RepresentationOf.adoc[RepresentationOf<get_quantity_spec(R{})>] Rep = std::remove_cvref_t<FwdRep>>
requires (!detail::OffsetUnit<decltype(get_unit(R{}))>)
[[nodiscard]]
constexpr
xref:mp_units/quantity-01.adoc[quantity<R{}, Rep>]
xref:mp_units/operator_star-009.adoc[operator*](
    FwdRep&& lhs,
    R r);
----

[.small]#xref:mp_units/operator_star-009.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename FwdRep,
    xref:mp_units/Reference.adoc[Reference] R,
    xref:mp_units/RepresentationOf.adoc[RepresentationOf<get_quantity_spec(R{})>] Rep = std::remove_cvref_t<FwdRep>>
requires detail::OffsetUnit<decltype(get_unit(R{}))>
[[deprecated]]
constexpr
auto
xref:mp_units/operator_star-09.adoc[operator*](
    FwdRep&& lhs,
    R r);
----

[.small]#xref:mp_units/operator_star-09.adoc[_» more..._]#


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