<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
De cppreference.com
<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.
You can help to correct and verify the translation. Click here for instructions.
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.
You can help to correct and verify the translation. Click here for instructions.
Exigences
InputIteratorDefaultConstructiblea == bimplique++a == ++bOriginal:
a == bimplies++a == ++bThe text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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.
| Expression | Return | Equivalent expression | Notes |
|---|---|---|---|
++i |
const It& |
After this, copies of i are still valid
| |
i++ |
value_type temp = *i; ++i; return temp; |
||
*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.
You can help to correct and verify the translation. Click here for instructions.