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MoveConstructible (seit C++11) – cppreference.com

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Gibt an, dass eine Instanz des Typs kann konstruierten bewegen (verschoben). Dies bedeutet, dass move-Semantik hat: das ist, kann seinen internen Zustand auf eine neue Instanz des gleichen Typs potentiell minimiert den Overhead zu übertragen .

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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Anforderungen

Der Typ muss gerecht CopyConstructible Anforderungen und / oder Umsetzung der folgenden Funktionen:

Original:

The type must meet CopyConstructible requirements and/or implement the following functions:

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Type::Type

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

 (Eine der Varianten ist ausreichend)

Bewegen Konstruktor: 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:

Expression

Original:

Expression

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 Effects
Type a = rv;

a entspricht rv, wo rv ist ein rvalue Referenz von Type .

Original:

a is equivalent to rv, where rv is a rvalue Referenz of Type.

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Type(rv);

ein temporäres Objekt vom Typ Type entspricht rv, wo rv ist ein rvalue Referenz der Type .

Original:

a temporary object of type Type is equivalent to rv, where rv is a rvalue Referenz of Type.

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Siehe auch