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std::movable

From cppreference.com
< cpp‎ | concepts
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 moved (that is, it can be move constructed, move assigned, and lvalues of type T can be swapped).

[edit] See also

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