[#mp_units-quantity_point-08-operator_dec-0d]
= xref:mp_units.adoc[mp_units]::xref:mp_units/quantity_point-08.adoc[quantity_point]::operator‐‐
:relfileprefix: ../../
:mrdocs:

Decrement operator

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
xref:mp_units/quantity_point-08.adoc[quantity_point]&
operator‐‐() &
requires requires { ‐‐quantity_from_origin_is_an_implementation_detail_; };
----

== Return Value

Reference to the current object


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