18 Concepts library [concepts]

18.3 Header <concepts> synopsis [concepts.syn]

namespace std {
  // [concepts.lang], language-related concepts
  // [concept.same], concept same_­as
  template<class T, class U>
    concept same_as = see below;

  // [concept.derived], concept derived_­from
  template<class Derived, class Base>
    concept derived_from = see below;

  // [concept.convertible], concept convertible_­to
  template<class From, class To>
    concept convertible_to = see below;

  // [concept.commonref], concept common_­reference_­with
  template<class T, class U>
    concept common_reference_with = see below;

  // [concept.common], concept common_­with
  template<class T, class U>
    concept common_with = see below;

  // [concepts.arithmetic], arithmetic concepts
  template<class T>
    concept integral = see below;
  template<class T>
    concept signed_integral = see below;
  template<class T>
    concept unsigned_integral = see below;
  template<class T>
    concept floating_point = see below;

  // [concept.assignable], concept assignable_­from
  template<class LHS, class RHS>
    concept assignable_from = see below;

  // [concept.swappable], concept swappable
  namespace ranges {
    inline namespace unspecified {
      inline constexpr unspecified swap = unspecified;
    }
  }
  template<class T>
    concept swappable = see below;
  template<class T, class U>
    concept swappable_with = see below;

  // [concept.destructible], concept destructible
  template<class T>
    concept destructible = see below;

  // [concept.constructible], concept constructible_­from
  template<class T, class... Args>
    concept constructible_from = see below;

  // [concept.default.init], concept default_­initializable
  template<class T>
    concept default_initializable = see below;

  // [concept.moveconstructible], concept move_­constructible
  template<class T>
    concept move_constructible = see below;

  // [concept.copyconstructible], concept copy_­constructible
  template<class T>
    concept copy_constructible = see below;

  // [concepts.compare], comparison concepts
  // [concept.equalitycomparable], concept equality_­comparable
  template<class T>
    concept equality_comparable = see below;
  template<class T, class U>
    concept equality_comparable_with = see below;

  // [concept.totallyordered], concept totally_­ordered
  template<class T>
    concept totally_ordered = see below;
  template<class T, class U>
    concept totally_ordered_with = see below;

  // [concepts.object], object concepts
  template<class T>
    concept movable = see below;
  template<class T>
    concept copyable = see below;
  template<class T>
    concept semiregular = see below;
  template<class T>
    concept regular = see below;

  // [concepts.callable], callable concepts
  // [concept.invocable], concept invocable
  template<class F, class... Args>
    concept invocable = see below;

  // [concept.regularinvocable], concept regular_­invocable
  template<class F, class... Args>
    concept regular_invocable = see below;

  // [concept.predicate], concept predicate
  template<class F, class... Args>
    concept predicate = see below;

  // [concept.relation], concept relation
  template<class R, class T, class U>
    concept relation = see below;

  // [concept.equiv], concept equivalence_­relation
  template<class R, class T, class U>
    concept equivalence_relation = see below;

  // [concept.strictweakorder], concept strict_­weak_­order
  template<class R, class T, class U>
    concept strict_weak_order = see below;
}