cppdraft_translate/cppdraft/default/sentinel.md

[default.sentinel]

24 Iterators library [iterators]

24.5 Iterator adaptors [predef.iterators]

24.5.6 Default sentinel [default.sentinel]

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namespace std { struct default_sentinel_t { }; }

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Class default_sentinel_t is an empty type used to denote the end of a range.

It can be used together with iterator types that know the bound of their range (e.g., counted_iterator ([counted.iterator])).