mp_units::is_value_preserving

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

Synopsis

Declared in <mp-units/framework/customization_points.h>

[[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

Deprecated: 2.6.0: Use `mp_units::implicitly_scalable` instead. Use of this entity is allowed but discouraged.

Template Parameters

Name	Description
From	a source representation type
To	a destination representation type