operator-(std::move_iterator)

From cppreference.com

 
 
 
 
template< class Iterator1, class Iterator2 >

auto operator-( const move_iterator<Iterator1>& lhs,
                const move_iterator<Iterator2>& rhs

              ) -> decltype(lhs.base() - rhs.base());
(since C++11)
(until C++17)
template< class Iterator1, class Iterator2 >

constexpr auto operator-( const move_iterator<Iterator1>& lhs,
                          const move_iterator<Iterator2>& rhs

                        ) -> decltype(lhs.base() - rhs.base());
(since C++17)

Returns the distance between two iterator adaptors.

Parameters

lhs, rhs - iterator adaptors to compute the difference of

Return value

lhs.base() - rhs.base()

Example