[#mp_units-check_in_range-operator_call]
= xref:mp_units.adoc[mp_units]::xref:mp_units/check_in_range.adoc[check_in_range]::operator()
:relfileprefix: ../../
:mrdocs:

Checks that `v` lies within [`min`, `max`]and reports a violation otherwise.

== Synopsis

Declared in `<mp‐units/overflow_policies.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<xref:mp_units/Quantity-0c.adoc[Quantity] V>
constexpr
V
operator()(V v) const;
----

== Return Value

`v` unchanged, if it is within bounds

== Parameters

[cols="1,4"]
|===
| Name| Description
| *v*
| the value to check
|===


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