std::Semiregular
| Defined in header <concepts>
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||
| template <class T> concept Semiregular = std::Copyable<T> && std::DefaultConstructible<T>; |
(since C++20) | |
The Semiregular concept specifies that a type is both copyable and default constructible. It is satisfied by types that behave similarly to built-in types like int, except that they need not support comparison with ==.