std::hash<std::chrono::duration> - cppreference.com
From cppreference.com
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(since C++26) | |
The template specialization of std::hash for std::chrono::duration allows users to obtain hashes of objects of type std::chrono::duration<Rep, Period>. This specialization is enabled if and only if both std::hash<Rep> and std::hash<Period> are enabled.
Notes
| Feature-test macro | Value | Std | Feature |
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__cpp_lib_chrono |
202306L |
(C++26) | Hashing support for std::chrono value classes
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See also
| hash function object (class template) [edit] |