cpp/utility/functional/minus void

is a specialization of std with parameter and return type deduced.

Member functions
{{member | {{small|std::minus<>::}}operator | 2= {{ddcl | 1= template< class T, class U> constexpr auto operator( T&& lhs, U&& rhs ) const -> decltype(std::forward(lhs) - std::forward(rhs)); }}

Returns the result of subtracting {{tt|rhs}} from {{tt|lhs}} (or whatever {{tt|operator-}} if overloaded to do)

Return value
The result of. }}