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C + + Konzepte: InputIterator

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C++
 
C + + Konzepte
Basic
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Basic
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Library-Wide
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Library-Wide
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Container
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Container
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Container-Elemente
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Container Elements
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Iterator
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Iterator
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Iterator
OutputIterator
InputIterator
Zufallszahlen
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Random Numbers
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Concurrency
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Concurrency
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BasicLockable(C++11)
Lockable(C++11)
TimedLockable(C++11)
Mutex(C++11)
TimedMutex(C++11)
Andere
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Other
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Ein InputIterator ist ein Iterator, der Elemente des Containers, auf den er zeigt, lesen kann.

[Bearbeiten] Anforderungen

Zusätzlich zu den oben genannten Anforderungen für einen Typ It müssen die Instanzen a und b von It folgenden weiteren Anforderungen genügen, damit It ein InputIterator ist:

Expression Return Equivalent expression Notes
 a != b bool !(a == b)
*a value_type If a == b equivalent to *b
a->m (*a).m
++a It& After this, copies of a may be invalidated
a++ ++a
*a++ value_type value_type t = *a;

++a;

return t;
Von „https://de.cppreference.com/mwiki/index.php?title=cpp/concept/InputIterator&oldid=31763“