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std::copyable

From cppreference.com
< cpp‎ | concepts
 
 
Concepts library
Exposition-only concepts
 (C++20)
 
Defined in header <concepts>
template< class T >

concept copyable =
    std::copy_constructible <T> &&
    std::movable <T> &&
    std::assignable_from <T&, T&> &&
    std::assignable_from <T&, const T&> &&

    std::assignable_from <T&, const T>;
(since C++20)

The concept copyable<T> specifies that T is a movable object type that can also be copied (that is, it supports copy construction and copy assignment).

[edit] References

  • C++23 standard (ISO/IEC 14882:2024):
  • 18.6 Object concepts [concepts.object]
  • C++20 standard (ISO/IEC 14882:2020):
  • 18.6 Object concepts [concepts.object]

[edit] See also

(C++20)
specifies that an object of a type can be moved and swapped
(concept) [edit]
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