[#mp_units-operator_plus-0ad]
= xref:mp_units.adoc[mp_units]::operator+
:relfileprefix: ../
:mrdocs:

Addition operators

== Synopses

Declared in `<mp‐units/ext/fixed_string.h>`

Addition operator


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[nodiscard]]
constexpr
xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string<CharT, 1 + N>]
xref:mp_units/operator_plus-07.adoc[operator+](
    CharT const lhs,
    xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string] const& rhs) noexcept;
----

[.small]#xref:mp_units/operator_plus-07.adoc[_» more..._]#

Addition operator


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[nodiscard]]
constexpr
xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string<CharT, N + 1>]
xref:mp_units/operator_plus-0e3.adoc[operator+](
    xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string] const& lhs,
    CharT rhs) noexcept;
----

[.small]#xref:mp_units/operator_plus-0e3.adoc[_» more..._]#

Addition operator


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<std::size_t N2>
[[nodiscard]]
constexpr
xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string<CharT, N + N2>]
xref:mp_units/operator_plus-0e6.adoc[operator+](
    xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string] const& lhs,
    xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string<CharT, N2>] const& rhs) noexcept;
----

[.small]#xref:mp_units/operator_plus-0e6.adoc[_» more..._]#

Addition operator


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<std::size_t N2>
[[nodiscard]]
consteval
xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string<CharT, N + N2 ‐ 1>]
xref:mp_units/operator_plus-0ec.adoc[operator+](
    xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string] const& lhs,
    CharT const(& rhs)[]) noexcept;
----

[.small]#xref:mp_units/operator_plus-0ec.adoc[_» more..._]#

Addition operator


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<std::size_t N1>
[[nodiscard]]
consteval
xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string<CharT, N1 + N ‐ 1>]
xref:mp_units/operator_plus-06.adoc[operator+](
    CharT const(& lhs)[],
    xref:mp_units/basic_fixed_string-08.adoc[basic_fixed_string] const& rhs) noexcept;
----

[.small]#xref:mp_units/operator_plus-06.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::derived_from<quantity> Q,
    xref:mp_units/RepresentationOf.adoc[RepresentationOf<quantity_spec>] Value>
requires detail::DimensionlessOne<Q::reference> &&
             detail::InvokeResultOf<quantity_spec, std::plus<>, Rep, const Value&>
[[nodiscard]]
constexpr
xref:mp_units/Quantity.adoc[Quantity] auto
xref:mp_units/operator_plus-0b7.adoc[operator+](
    Q const& lhs,
    Value const& rhs);
----

[.small]#xref:mp_units/operator_plus-0b7.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::derived_from<quantity> Q,
    xref:mp_units/RepresentationOf.adoc[RepresentationOf<quantity_spec>] Value>
requires detail::DimensionlessOne<Q::reference> &&
             detail::InvokeResultOf<quantity_spec, std::plus<>, Rep, const Value&>
[[nodiscard]]
constexpr
xref:mp_units/Quantity.adoc[Quantity] auto
xref:mp_units/operator_plus-04.adoc[operator+](
    Value const& lhs,
    Q const& rhs);
----

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

Addition operator


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::size_t N2,
    std::size_t M2>
[[nodiscard]]
constexpr
xref:mp_units/symbol_text-032.adoc[symbol_text<N + N2, M + M2>]
xref:mp_units/operator_plus-0e1.adoc[operator+](
    xref:mp_units/symbol_text-032.adoc[symbol_text] const& lhs,
    xref:mp_units/symbol_text-032.adoc[symbol_text<N2, M2>] const& rhs);
----

[.small]#xref:mp_units/operator_plus-0e1.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::derived_from<quantity> Q,
    auto R2,
    typename Rep2>
requires detail::CommonlyInvocableQuantities<std::plus<>, quantity, quantity<R2, Rep2>>
[[nodiscard]]
constexpr
xref:mp_units/Quantity.adoc[Quantity] auto
xref:mp_units/operator_plus-0b5.adoc[operator+](
    Q const& lhs,
    xref:mp_units/quantity-01.adoc[quantity<R2, Rep2>] const& rhs);
----

[.small]#xref:mp_units/operator_plus-0b5.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::derived_from<quantity_point> QP,
    xref:mp_units/ReferenceOf.adoc[ReferenceOf<PO._quantity_spec_>] auto R2,
    typename Rep2>
[[nodiscard]]
constexpr
xref:mp_units/QuantityPoint.adoc[QuantityPoint] auto
xref:mp_units/operator_plus-0a5.adoc[operator+](
    QP const& qp,
    xref:mp_units/quantity-01.adoc[quantity<R2, Rep2>] const& q)
requires requires { qp.quantity_ref_from(PO) + q; };
----

[.small]#xref:mp_units/operator_plus-0a5.adoc[_» more..._]#


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    xref:mp_units/ReferenceOf.adoc[ReferenceOf<PO._quantity_spec_>] auto R1,
    typename Rep1,
    std::derived_from<quantity_point> QP>
[[nodiscard]]
constexpr
xref:mp_units/QuantityPoint.adoc[QuantityPoint] auto
xref:mp_units/operator_plus-00.adoc[operator+](
    xref:mp_units/quantity-01.adoc[quantity<R1, Rep1>] const& q,
    QP const& qp)
requires requires { q + qp.quantity_ref_from(PO); };
----

[.small]#xref:mp_units/operator_plus-00.adoc[_» more..._]#


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