[#mp_units-utility-detail-checked_int_cast]
= xref:mp_units.adoc[mp_units]::xref:mp_units/utility.adoc[utility]::xref:mp_units/utility/detail.adoc[detail]::checked_int_cast
:relfileprefix: ../../../
:mrdocs:

== Synopsis

Declared in `<mp‐units/utility/safe_int.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    /* implementation-defined */ To,
    typename EP,
    typename From>
requires std::is_constructible_v<To, const From&>
[[nodiscard]]
constexpr
To
checked_int_cast(From const& v);
----

== Return Value

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

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