<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> SequenceContainer
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<metanoindex/>
Un SequenceContainer è un Container che memorizza oggetti dello stesso tipo in una disposizione lineare.
Original:
A SequenceContainer is a Container that stores objects of the same type in a linear arrangement.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Requisiti
Legend Original: Legend The text has been machine-translated via Google Translate. | |
X
|
Tipo di contenitore Original: Container type The text has been machine-translated via Google Translate. |
T
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Tipo di elemento Original: Element type The text has been machine-translated via Google Translate. |
a, b
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Gli oggetti di tipo Original: Objects of type The text has been machine-translated via Google Translate. |
t
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Oggetto di Original: Object of type The text has been machine-translated via Google Translate. |
n
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Numero intero positivo Original: Positive integer The text has been machine-translated via Google Translate. |
i, j
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Original:
The text has been machine-translated via Google Translate. |
il
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std::initializer_list<T> |
args
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Parametro confezione Original: Parameter pack The text has been machine-translated via Google Translate. |
p, q
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const_iterators in Original: const_iterators in The text has been machine-translated via Google Translate. |
| expression | return type | effects | precondition | postcondition |
|---|---|---|---|---|
X(n,t) |
Constructs a SequenceContainer containing n copies of t |
T CopyInsertable |
std::distance(begin(),end()) == n
| |
X(i,j) |
Constructs a SequenceContainer equivalent to the range [i,j)
|
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std::distance(begin(),end()) == std::distance(i,j)
| |
X(il) |
X(il.begin(),il.end) |
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a = il |
X& |
Assigns the range represented by il into a
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T CopyInsertable and CopyAssignable
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Existing elements of a are destroyed or assigned to
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a.emplace(p,args) |
iterator | Insert an object constructed with std::forward<Args>(args) before p
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|
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a.emplace(p,t) |
iterator | Inserts a copy of t before i
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|
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a.insert(p,n,t) |
iterator | Inserts n copies of t before i
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T CopyInsertable and CopyAssignable
|
|
a.insert(p,i,j) |
iterator | Inserts copies of elements in [i, j) before p
|
|
Each iterator in [i,j) is dereferenced once
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a.insert(p, il) |
iterator | a.insert(p,il.begin(),il.end()) |
||
a.erase(q) |
iterator | Erases the element pointed to by q | (std :: deque, std :: vector) T MoveAssignable
|
|
a.erase(p,q) |
iterator | Erases elements in [p,q) |
(std :: deque, std :: vector) T MoveAssignable |
|
a.clear() |
void | Destroys all elements in a |
| |
a.assign(i,j) |
void | Replaces elements in a with a copy of [i, j)
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Each iterator in [i,j) is dereferenced once
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a.assign(il) |
void | a.assign(il.begin(),il.end()) |
||
a.assign(n,t) |
void | Replaces elements in a with n copies of t
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T CopyInsertable and CopyAssignable
|
Operazioni opzionali
SequenceContainers della libreria standard
(dal C++11) |
statico array contiguo Original: static contiguous array The text has been machine-translated via Google Translate. (classe template) [modifica] |
dinamica array contiguo Original: dynamic contiguous array The text has been machine-translated via Google Translate. (classe template) [modifica] | |
doppio attacco coda Original: double-ended queue The text has been machine-translated via Google Translate. (classe template) [modifica] | |
(dal C++11) |
singolarmente-linked list Original: singly-linked list The text has been machine-translated via Google Translate. (classe template) [modifica] |
doppiamente lista concatenata Original: doubly-linked list The text has been machine-translated via Google Translate. (classe template) [modifica] | |
Trade-off / note di utilizzo
| std::array | Accesso veloce ma il numero fisso di elementi Original: Fast access but fixed number of elements The text has been machine-translated via Google Translate. |
| std::vector | Accesso veloce ma soprattutto inefficiente inserzioni / delezioni Original: Fast access but mostly inefficient insertions/deletions The text has been machine-translated via Google Translate. |
| std::list std::forward_list |
Inserimento efficiente / delezione nel mezzo della sequenza Original: Efficient insertion/deletion in the middle of the sequence The text has been machine-translated via Google Translate. |
| std::deque | Inserimento efficiente / delezione all'inizio e alla fine della sequenza Original: Efficient insertion/deletion at the beginning and at the end of the sequence The text has been machine-translated via Google Translate. |