# std::experimental::ranges::Writable

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< cpp‎ | experimental‎ | ranges

Defined in header `<experimental/ranges/iterator>` |  |
template <class Out, class T> concept bool Writable() { return ranges::Semiregular<Out>() && requires(Out o, T&& t) { *o = std::forward<T>(t); /* not required to be equality preserving */ }; } |  | (ranges TS)

| This section is incomplete Reason: add description and extra caveats

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