qcompare.h File Reference

(1a74f77f57fff52e0166dd895a8c6d9e09b388a4)

#include <QtCore/qglobal.h>
#include <QtCore/qcompare_impl.h>
#include <QtCore/qstdlibdetection.h>
#include <QtCore/qcomparehelpers.h>

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Classes
class	Qt::partial_ordering
	\variable Qt::weak_ordering::less More...
class	Qt::weak_ordering
	\variable Qt::strong_ordering::less More...
class	Qt::strong_ordering
	\inmodule QtCore \title Classes and helpers for defining comparison operators \keyword qtcompare More...
class	QPartialOrdering
	\variable Qt::partial_ordering::less More...

Namespaces
namespace	QtPrivate
namespace	QtOrderingPrivate
namespace	Qt

Typedefs
using	QtPrivate::CompareUnderlyingType = qint8

Enumerations
enum class	QtPrivate::Ordering : CompareUnderlyingType { QtPrivate::Equal = 0 , QtPrivate::Equivalent = Equal , QtPrivate::Less = -1 , QtPrivate::Greater = 1 }
enum class	QtPrivate::Uncomparable : CompareUnderlyingType { QtPrivate::Unordered = }
enum class	QtPrivate::LegacyUncomparable : CompareUnderlyingType { QtPrivate::Unordered = QtPrivate::LegacyUncomparableValue }

Functions
template<typename O>
constexpr O	QtOrderingPrivate::reversed (O o) noexcept
template<typename LT, typename RT, std::enable_if_t< std::disjunction_v< QtOrderingPrivate::CompareThreeWayTester::HasCompareThreeWay< LT, RT >, QtOrderingPrivate::CompareThreeWayTester::HasCompareThreeWay< RT, LT > >, bool > = true>
QT_BEGIN_INCLUDE_NAMESPACE QT_END_INCLUDE_NAMESPACE auto	qCompareThreeWay (const LT &lhs, const RT &rhs) noexcept(QtOrderingPrivate::CompareThreeWayTester::compareThreeWayNoexcept< LT, RT >())

Variables
constexpr CompareUnderlyingType	QtPrivate::LegacyUncomparableValue = -127

Function Documentation

qCompareThreeWay()

template<typename LT, typename RT, std::enable_if_t< std::disjunction_v< QtOrderingPrivate::CompareThreeWayTester::HasCompareThreeWay< LT, RT >, QtOrderingPrivate::CompareThreeWayTester::HasCompareThreeWay< RT, LT > >, bool > = true>

QT_BEGIN_INCLUDE_NAMESPACE QT_END_INCLUDE_NAMESPACE auto qCompareThreeWay ( const LT & lhs, const RT & rhs )

noexcept

Definition at line 661 of file qcompare.h.