<div class="t-tr-text">Concepts C + +:<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> ForwardIterator
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<metanoindex/>
Un
ForwardIterator est un Iterator qui peut lire les données de l'élément pointé à .Original:
A
ForwardIterator is an Iterator that can read data from the pointed-to element.The text has been machine-translated via Google Translate.
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Contrairement à un
InputIterator, il garantit la validité lorsqu'il est utilisé dans les algorithmes multi-passes .Original:
Unlike an
InputIterator, it guarantees validity when used in multipass algorithms.The text has been machine-translated via Google Translate.
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Exigences
InputIteratorDefaultConstructiblea == bimplique++a == ++bOriginal:a == bimplies++a == ++bThe text has been machine-translated via Google Translate.
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En plus des exigences ci-dessus, pour un type de
It être un Forwardterator, une instance de i It doit:Original:
In addition to the above requirements, for a type
It to be an Forwardterator, an instance i of It must:The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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| Expression | Return | Equivalent expression | Notes |
|---|---|---|---|
++i |
const It& |
After this, copies of i are still valid
| |
i++ |
value_type temp = *i; ++i; return temp; |
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*i++ |
reference |
Un
mutable ForwardIterator est un ForwardIterator qui satisfait en outre aux exigences OutputIterator .Original:
A
mutable ForwardIterator is a ForwardIterator that additionally satisfies the OutputIterator requirements.The text has been machine-translated via Google Translate.
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