tmp/tmpvmdrnozo/{from.md → to.md}
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| 1 |
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#### Class `iota_view::sentinel` <a id="range.iota.sentinel">[[range.iota.sentinel]]</a>
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``` cpp
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namespace std::ranges {
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template<weakly_incrementable W, semiregular Bound>
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requires weakly-equality-comparable-with<W, Bound>
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struct iota_view<W, Bound>::sentinel {
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private:
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Bound bound_ = Bound(); // exposition only
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public:
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sentinel() = default;
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constexpr explicit sentinel(Bound bound);
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friend constexpr bool operator==(const iterator& x, const sentinel& y);
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friend constexpr iter_difference_t<W> operator-(const iterator& x, const sentinel& y)
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requires sized_sentinel_for<Bound, W>;
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friend constexpr iter_difference_t<W> operator-(const sentinel& x, const iterator& y)
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requires sized_sentinel_for<Bound, W>;
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};
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}
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```
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``` cpp
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constexpr explicit sentinel(Bound bound);
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```
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*Effects:* Initializes *bound\_* with `bound`.
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``` cpp
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friend constexpr bool operator==(const iterator& x, const sentinel& y);
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```
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*Effects:* Equivalent to: `return x.`*`value_`*` == y.`*`bound_`*`;`
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``` cpp
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friend constexpr iter_difference_t<W> operator-(const iterator& x, const sentinel& y)
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requires sized_sentinel_for<Bound, W>;
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```
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*Effects:* Equivalent to: `return x.`*`value_`*` - y.`*`bound_`*`;`
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``` cpp
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friend constexpr iter_difference_t<W> operator-(const sentinel& x, const iterator& y)
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requires sized_sentinel_for<Bound, W>;
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```
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*Effects:* Equivalent to: `return -(y - x);`
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