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operator==,<,>,<=,>=,<=>(ranges::adjacent_transform_view::iterator)

From cppreference.com
 
 
Ranges library
Range adaptors
 
 
friend constexpr bool operator==( const /*iterator*/& x, const /*iterator*/& y );
(1) (since C++23)
friend constexpr bool operator<( const /*iterator*/& x, const /*iterator*/& y )
    requires ranges::random_access_range<Base>;
(2) (since C++23)
friend constexpr bool operator>( const /*iterator*/& x, const /*iterator*/& y )
    requires ranges::random_access_range<Base>;
(3) (since C++23)
friend constexpr bool operator<=( const /*iterator*/& x, const /*iterator*/& y )
    requires ranges::random_access_range<Base>;
(4) (since C++23)
friend constexpr bool operator>=( const /*iterator*/& x, const /*iterator*/& y )
    requires ranges::random_access_range<Base>;
(5) (since C++23)
friend constexpr auto operator<=>( const /*iterator*/& x, const /*iterator*/& y )

    requires ranges::random_access_range<Base> and

             std::three_way_comparable<ranges::iterator_t<Base>>;
(6) (since C++23)

Compares the underlying iterators: inner_.

1) Equivalent to return x.inner_ == y.inner_;.
2) Equivalent to return x.inner_ < y.inner_;.
3) Equivalent to return x.inner_ > y.inner_;.
4) Equivalent to return x.inner_ <= y.inner_;.
5) Equivalent to return x.inner_ >= y.inner_;.
6) Equivalent to return x.inner_ <=> y.inner_;.

These functions are not visible to ordinary unqualified or qualified lookup, and can only be found by argument-dependent lookup when std::ranges::adjacent_transform_view::iterator<Const> is an associated class of the arguments.

The != operator is synthesized from operator==.

Contents

[edit] Parameters

x, y - iterators to compare

[edit] Return value

Result of comparison.

[edit] Example

[edit] See also

compares a sentinel with an iterator returned from adjacent_transform_view::begin
(function) [edit]