Концепции C++: CopyAssignable

 

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Концепции C++

Basic Original: Basic The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
DefaultConstructible CopyAssignable CopyConstructible	MoveAssignable (C++11) MoveConstructible (C++11) Destructible
Библиотека-Wide Original: Library-Wide The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
EqualityComparable LessThanComparable Swappable (C++11) ValueSwappable (C++11)	NullablePointer (C++11) Hash (C++11) Allocator
Контейнер Original: Container The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Container SequenceContainer ReversibleContainer	AssociativeContainer AllocatorAwareContainer UnorderedAssociativeContainer (C++11)
Контейнер элементов Original: Container Elements The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
CopyInsertable (C++11) MoveInsertable (C++11)	EmplaceConstructible (C++11)
Iterator Original: Iterator The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Iterator OutputIterator InputIterator	ForwardIterator BidirectionalIterator RandomAccessIterator
Случайных чисел Original: Random Numbers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
SeedSequence (C++11) RandomNumberEngine (C++11)	RandomNumberDistribution (C++11) UniformRandomNumberGenerator (C++11) RandomNumberEngineAdaptor (C++11)
Параллелизмом Original: Concurrency The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
BasicLockable (C++11) Lockable (C++11) TimedLockable (C++11)	Mutex (C++11) TimedMutex (C++11)
Другое Original: Other The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
CharTraits pos_type off_type Clock (C++11)	UnaryTypeTrait (C++11) BinaryTypeTrait (C++11) TransformationTrait (C++11) TrivialClock (C++11)

 

Specifies that an instance of the type can be copy-assigned (copied).

Эта концепция подразумевает MoveAssignable.

Original:

This concept implies MoveAssignable.

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Требования

Тип должен реализовывать следующие функции:

Original:

The type must implement the following functions:

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Type::operator=

Type& Type::operator=( Type& other ); Type& Type::operator=( const Type& other ); Type& Type::operator=( volatile Type& other ); Type& Type::operator=( const volatile Type& other );		(Одним из вариантов является достаточным)

Copy assignment operator: assigns the contents of other. The internal state of other must not be modified.

The following expressions must have the specified effects:

Выражение Original: Expression The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.	Effects
a = v;	a is equivalent to v, where a is an instance of Type and v is an instance of Type. v must be unchanged.

См. также

is_copy_assignable is_trivially_copy_assignable is_nothrow_copy_assignable (C++11) (C++11) (C++11)	проверяет, является ли тип имеет копирования оператора присваивания Original: checks if a type has a copy assignment operator The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (шаблон класса)