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std::map::at

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< cpp‎ | container‎ | map

 
 
 
std::map
Member-Funktionen
Original:
Member functions
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map::map
map::~map
map::operator=
map::get_allocator
Elementzugriff zerstört
Original:
Element access
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map::at
map::operator[]
Iteratoren
Original:
Iterators
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map::begin
map::cbegin

(C++11)
map::end
map::cend

(C++11)
map::rbegin
map::crbegin

(C++11)
map::rend
map::crend

(C++11)
Kapazität
Original:
Capacity
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map::empty
map::size
map::max_size
Modifiers
Original:
Modifiers
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map::clear
map::insert
map::emplace(C++11)
map::emplace_hint(C++11)
map::erase
map::swap
Lookup
Original:
Lookup
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map::count
map::find
map::equal_range
map::lower_bound
map::upper_bound
Beobachter
Original:
Observers
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map::key_comp
map::value_comp
 
T& at( const Key& key );
(1) (seit C++11)
const T & at( const Key& key ) const;
(2) (seit C++11)
Gibt einen Verweis auf das zugeordnete Wert des Elements mit der Taste entspricht key. Wenn kein solches Element vorhanden ist, wird eine Ausnahme vom Typ std::out_of_range geworfen .
Original:
Returns a reference to the mapped value of the element with key equivalent to key. If no such element exists, an exception of type std::out_of_range is thrown.
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Inhaltsverzeichnis

[Bearbeiten] Parameter

key -
der Schlüssel des Elements zu finden
Original:
the key of the element to find
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[Bearbeiten] Rückgabewert

Der Verweis auf das zugeordnete Wert des angeforderten Elements
Original:
Reference to the mapped value of the requested element
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[Bearbeiten] Ausnahmen

std::out_of_range wenn der Behälter nicht über ein Element mit dem angegebenen key
Original:
std::out_of_range if the container does not have an element with the specified key
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[Bearbeiten] Komplexität

Logarithmic in the size of the container.

[Bearbeiten] Siehe auch

Zugriff auf angegebene Element
Original:
access specified element
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(öffentliche Elementfunktion) [edit]