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<div class="t-tr-text">C + +の概念:<div class="t-tr-dropdown"><div><div><div class="t-tr-dropdown-arrow-border"></div><div class="t-tr-dropdown-arrow"></div><div class="t-tr-dropdown-h">Original:</div><div class="t-tr-dropdown-orig">C++ concepts:</div><div class="t-tr-dropdown-notes">The text has been machine-translated via [http://translate.google.com Google Translate].<br/> You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.</div></div></div></div></div> CopyConstructible

提供: cppreference.com
< cpp‎ | concept

 
 
C + +の概念
基本
Original:
Basic
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ライブラリワイド
Original:
Library-Wide
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コンテナ
Original:
Container
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コンテナ要素
Original:
Container Elements
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イテレータ
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Iterator
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乱数
Original:
Random Numbers
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同時実行
Original:
Concurrency
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BasicLockable(C++11)
Lockable(C++11)
TimedLockable(C++11)
Mutex(C++11)
TimedMutex(C++11)
その他
Original:
Other
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(コピー)された型のインスタンスがコピーを構築することができることを指定します.
Original:
Specifies that an instance of the type can be copy-constructed (copied).
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この概念は、MoveConstructibleを意味する.
Original:
This concept implies MoveConstructible.
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[編集] 要件

タイプは、以下の機能を実装する必要があります
Original:
The type must implement the following functions:
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Type::Type

Type::Type( Type& other );

Type::Type( const Type& other );
Type::Type( volatile Type& other );

Type::Type( const volatile Type& other );
(亜種の一つで十分です)

コンストラクタをコピーします: constructs an instance of a type with the contents of other. The internal state of other is not modified.

The following expressions must have the specified effects:

Original:
Expression
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Effects
Type a = v;
avrvのインスタンスですType、に相当します。 vは不変でなければならない.
Original:
a is equivalent to v, where rv is an instance of Type. v must be unchanged.
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Type(v);
タイプTypeの一時オブジェクトはvvのインスタンスですType、に相当します。 vは不変でなければならない.
Original:
a temporary object of type Type is equivalent to v, where v is an instance of Type. v must be unchanged.
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[編集] も参照してください

タイプかどうかをチェックするには、コピーコンストラクタを持っています
Original:
checks if a type has a copy constructor
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(クラステンプレート) [edit]