Концепции C++: OutputIterator
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OutputIterator является Iterator, что может написать то к элементу. Original:
An
OutputIterator is an Iterator that can write to the pointed-to element. The text has been machine-translated via Google Translate.
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Примером такого типа, который реализует
OutputIterator является зЬй :: ostream_iterator.Original:
An example of a type that implements
OutputIterator is зЬй :: ostream_iterator.The text has been machine-translated via Google Translate.
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Когда
ForwardIterator, BidirectionalIterator, или RandomAccessIterator удовлетворяет требованиям OutputIterator в дополнение к своим собственным требованиям, она описывается как 'изменяемым'.Original:
When
ForwardIterator, BidirectionalIterator, or RandomAccessIterator satisfies the OutputIterator requirements in addition to its own requirements, it is described as mutable.The text has been machine-translated via Google Translate.
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[править] Требования
В дополнение к вышеуказанным требованиям, для типа
It быть OutputIterator, экземпляры i и o из It должны:Original:
In addition to the above requirement, for a type
It to be an OutputIterator, instances i and o of It must:The text has been machine-translated via Google Translate.
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| Expression | Return | Equivalent expression | Notes |
|---|---|---|---|
| *i = o | it may not be possible to write twice in the same iterator | ||
| ++i | It& | After this, copies of i may be invalidated. 'Сообщение': &r == &++r
Original: Post: &r == &++r The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. | |
| i++ | const It& | It temp = i; ++i; |
|
| *i++ = o | *i = o; ++i; |