std:: movable

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C++
Concepts library
Exposition-only concepts
 (C++20)
Defined in header <concepts>
template < class T >

concept movable =
std:: is_object_v < T > &&
std:: move_constructible < T > &&
std:: assignable_from < T & , T > &&

std:: swappable < T > ;
(since C++20)

The concept movable<T> specifies that T is an object type that can be moved (that is, it can be move constructed, move assigned, and lvalues of type T can be swapped).

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]

See also

(C++20)
specifies that an object of a type can be copied, moved, and swapped
(concept)
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