C + + Konzepte: CopyInsertable – cppreference.com

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Gibt an, dass eine Instanz des Typs kann copy-gebaut in-place, in initialisierten Speicher .

Original:

Specifies that an instance of the type can be copy-constructed in-place, in uninitialized storage.

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Der Typ ist T CopyInsertable in den Behälter X wenn bei

Original:

The type T is CopyInsertable into the container X if, given

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`A`	die Zuordnungsvorrichtung Typ wie `X::allocator_type` definiert Original: the allocator type defined as `X::allocator_type` The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

`m`	der L-Wert des Typs `A` von `X::get_allocator()` erhalten Original: the lvalue of type `A` obtained from `X::get_allocator()` The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

`p`	der Zeiger vom Typ `T` durch den Behälter hergestellt Original: the pointer of type `T` prepared by the container The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

`v`	Ausdruck des Typs `T` als Argument bereitgestellt, um push_back (), etc Original: expression of type `T`, provided as the argument to push_back(), etc The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Der folgende Ausdruck ist gut gebildet:

Original:

the following expression is well-formed:

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std::allocator_traits<A>::construct(m, p, v);

Beachten Sie, dass, wenn A ist std::allocator<T>, dann rufen placement-neue, wie ::new((void*)p) T(v)

Original:

Note that if A is std::allocator<T>, then this will call placement-new, as by ::new((void*)p) T(v)

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