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units_unit_value_subtract(3)

units::unit_value_subtract< U1, U2 >(3) Unit Conversion and Dimensional Analysis Library units::unit_value_subtract< U1, U2 >(3)

NAME

units::unit_value_subtract< U1, U2 > - subtracts two unit_value_t types at compile-time

SYNOPSIS

#include <units.h>

Inherits units::detail::unit_value_arithmetic< U1, U2 >, and units::detail::_unit_value_t< traits::unit_value_t_traits< U1 >::unit_type >.

Static Public Member Functions


static constexpr const unit_t< unit_type > value () noexcept
Value of difference.

Detailed Description

template<class U1, class U2>

struct units::unit_value_subtract< U1, U2 >"subtracts two unit_value_t types at compile-time

The resulting unit will the the unit_type of U1

Template Parameters

U1 left-hand unit_value_t
U2 right-hand unit_value_t

See also

unit_value_t_traits to access information about the properties of the class, such as it's unit type and rational value.

Note

very similar in concept to std::ratio_subtract

Member Function Documentation

template<class U1 , class U2 > static constexpr const unit_t< unit_type > units::unit_value_subtract< U1, U2 >::value () [inline], [static], [constexpr], [noexcept]

Value of difference. Returns the calculated value of the difference of U1 and U2, in the same units as U1.

Returns

Value of the difference in the appropriate units.

Author

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Wed Mar 29 2023 Version 2.3.0