std:: hash <std::coroutine_handle>

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Utilities library
General utilities
Relational operators (deprecated in C++20)
Coroutine support
Coroutine traits
Coroutine handle
No-op coroutines
Trivial awaitables
Range generators
(C++23)
Defined in header <coroutine>
template < class Promise >
struct hash < std:: coroutine_handle < Promise >> ;
(since C++20)

The template specialization of std::hash for std::coroutine_handle allows users to obtain hashes of objects of type std:: coroutine_handle < P > .

operator() of the specialization is noexcept.

Example

See also

(C++11)
hash function object
(class template)