std:: hash <std::chrono::year_month_weekday>

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std::chrono::year_month_weekday
Defined in header <chrono>
template <> struct hash < std:: chrono :: year_month_weekday > ;
(since C++26)

The template specialization of std::hash for std::chrono::year_month_weekday allows users to obtain hashes of objects of type std:: chrono :: year_month_weekday . This specialization is enabled .

The operator ( ) of this specialization is noexcept .

Notes

Feature-test macro Value Std Feature
__cpp_lib_chrono 202306L (C++26) Hashing support for std::chrono value classes

See also

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