<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> MoveConstructible (dal C++11)
Da cppreference.com.
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Specifica che un esempio del tipo può essere spostare-costruito (spostato). Questo significa che il tipo ha semantica movimento: cioè, in grado di trasferire il suo stato interno a una nuova istanza dello stesso tipo potenzialmente minimizzare l'overhead.
Original:
Specifies that an instance of the type can be move-constructed (moved). This means that type has move semantics: that is, can transfer its internal state to a new instance of the same type potentially minimizing the overhead.
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[modifica] Requisiti
Il tipo deve soddisfare i requisiti
CopyConstructible e / o realizzare le seguenti funzioni:Original:
The type must meet
CopyConstructible requirements and/or implement the following functions:The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Type::Type
| Type::Type( Type&& other ); Type::Type( const Type&& other ); |
(Una delle varianti è sufficiente) | |
Sposta costruttore: constructs an instance of a type with the contents of other. The internal state of other is unspecified after the move. However, it must still be valid, that is, no invariants of the type are broken.
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 = rv; | a è equivalente a rv, dove rv è un rvalue riferimento di Type .Original: The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
| Type(rv); | un oggetto temporaneo di
Type tipo equivale a rv, dove rv è un rvalue riferimento di Type .Original: The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[modifica] Vedi anche
| (C++11) (C++11) (C++11) |
Verifica se un tipo ha un costruttore mossa Original: checks if a type has a move 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) |
