friend constexpr bool operator==( const /*iterator*/<Const>& x, const /*sentinel*/& y ); | (since C++23) |
Compares the underlying iterator of x
with the underlying sentinel of y
. The comparison returns true if the underlying outer iterator stored in x
is the end iterator.
This function is not visible to ordinary unqualified or qualified lookup, and can only be found by argument-dependent lookup when join_with_view::sentinel<Const>
is an associated class of the arguments.
The !=
operator is synthesized from operator==
.
x | - | iterator to compare |
y | - | sentinel to compare |
x.outer_it_ == y.end_
, where outer_it_
denotes the underlying outer iterator, end_
denotes the underlying sentinel.
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