std::relation
From cppreference.com
| Defined in header <concepts>
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| template< class R, class T, class U > concept relation = |
(1) | (since C++20) |
The concept relation<R, T, U> specifies that R defines a binary relation over the set of expressions whose type and value category are those encoded by either T or U.
References
- C++23 standard (ISO/IEC 14882:2024):
- 18.7.5 Concept
relation[concept.relation]
- 18.7.5 Concept
- C++20 standard (ISO/IEC 14882:2020):
- 18.7.5 Concept
relation[concept.relation]
- 18.7.5 Concept