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

Specifies if a specific conversion between two types is representable without data loss

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated("2.6.0: Use `mp_units::implicitly_scalable` instead")]]
template<
    typename From,
    typename To>
constexpr bool is_value_preserving = treat_as_floating_point<To> || !treat_as_floating_point<From>;
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]: 2.6.0: Use `mp_units::implicitly_scalable` instead. Use of this entity is allowed but discouraged.
====
== Template Parameters

[cols="1,4"]
|===
| Name| Description
| *From*
| a source representation type
| *To*
| a destination representation type
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#