27
Iterators library
[iterators]
27.5
Iterator adaptors
[predef.iterators]
27.5.1
Reverse iterators
[reverse.iterators]
27.5.1.3
reverse_iterator
operations
[reverse.iter.ops]
27.5.1.3.12
operator[]
[reverse.iter.opindex]
constexpr
unspecified
operator[](difference_type n) const;
1
#
Returns:
current[-n-1]
.