[#mp_units-quantity_point-08-zero]
= xref:mp_units.adoc[mp_units]::xref:mp_units/quantity_point-08.adoc[quantity_point]::zero
:relfileprefix: ../../
:mrdocs:

Returns a quantity point at `point_origin`, holding the representation type's zero value.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[nodiscard]]
constexpr
static
xref:mp_units/quantity_point-08.adoc[quantity_point]
zero() noexcept
requires (PO == default_point_origin(R)) && requires { quantity_type::zero(); };
----

== Description

Only available when `point_origin` is the default point origin for `R`.

== Return Value

A quantity point equal to `quantity_type::zero()` measured from `point_origin`.

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====

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