<div class="t-tr-text">C + +: concetti<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
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<metanoindex/>
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MoveConstructible.MoveConstructible.You can help to correct and verify the translation. Click here for instructions.
Requisiti
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Type::Type
<tbody> </tbody> Type::Type( Type& other ); Type::Type( const Type& other ); Type::Type( volatile Type& other ); Type::Type( const volatile Type& other ); |
(Una delle varianti è sufficiente) | |
Copia costruttore: 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:
Espressione
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 |
Type a = v;
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a è equivalente a v, dove rv è un'istanza di Type. v deve essere invariato .Original: a is equivalent to v, where rv is an instance of Type. v must be unchanged.The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
Type(v);
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un oggetto temporaneo di
Type tipo equivale a v, dove v è un'istanza di Type. v deve essere invariato . Original: a temporary object of type Type is equivalent to v, where v is an instance of Type. v must be unchanged. The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
Vedi anche
(C++11) (C++11) (C++11) |
Verifica se un tipo ha un costruttore di copia Original: checks if a type has a copy constructor The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (classe template) |