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std::minus

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<tbody> </tbody> <tbody class="t-dcl-rev "> </tbody><tbody> </tbody>
template< class T > struct minus;
 ( C++14)
template< class T = void > struct minus;
 ( C++14)

. operator- T.

std::minus, T , .

(C++14)
 , x - y
( ) []
( C++14)

result_type ( C++17)( C++20) T
first_argument_type ( C++17)( C++20) T
second_argument_type ( C++17)( C++20) T

std::binary_function<T, T, T>.

( C++11)

-

operator()
(public -)

std::minus::operator()

<tbody> </tbody> <tbody class="t-dcl-rev "> </tbody><tbody> </tbody>
T operator()( const T& lhs, const T& rhs ) const;
 ( C++14)
constexpr T operator()( const T& lhs, const T& rhs ) const;
 ( C++14)

lhs rhs.

lhs, rhs ,

lhs - rhs.

, . 

constexpr T operator()(const T &lhs, const T &rhs) const 
{
    return lhs - rhs;
}
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