C + +: concetti<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 - cppreference.com" /> <div class="t-tr-text">C + +: concetti<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 - cppreference.com
Namespace
Varianti

<div class="t-tr-text">C + +: concetti<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

Da cppreference.com.
< cpp‎ | concept

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C++
 
C + + concetti
Di base
Original:
Basic
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Biblioteca-Wide
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Library-Wide
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Container
Original:
Container
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Elementi contenitori
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Container Elements
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Iterator
Original:
Iterator
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Numeri casuali
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Random Numbers
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Concorrenza
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Concurrency
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BasicLockable(C++11)
Lockable(C++11)
TimedLockable(C++11)
Mutex(C++11)
TimedMutex(C++11)
Altro
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Other
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Un ForwardIterator è un Iterator in grado di leggere i dati dal punta-to elemento.
Original:
A ForwardIterator is an Iterator that can read data from the pointed-to element.
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A differenza di un InputIterator, garantisce la validità quando viene utilizzato in algoritmi multipass.
Original:
Unlike an InputIterator, it guarantees validity when used in multipass algorithms.
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[modifica] Requisiti

Oltre ai requisiti di cui sopra, per un tipo It essere un Forwardterator, un esempio di i It deve:
Original:
In addition to the above requirements, for a type It to be an Forwardterator, an instance i of It must:
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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;
*i++ reference
Un mutable ForwardIterator è un ForwardIterator che soddisfa inoltre i requisiti OutputIterator.
Original:
A mutable ForwardIterator is a ForwardIterator that additionally satisfies the OutputIterator requirements.
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