[#mp_units-is_non_negative]
= xref:mp_units.adoc[mp_units]::is_non_negative
:relfileprefix: ../
:mrdocs:

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<xref:mp_units/QuantitySpec.adoc[QuantitySpec] Q>
[[nodiscard]]
consteval
bool
is_non_negative(Q);
----

== Return Value

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

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