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std::map::at

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< cpp‎ | container‎ | map

 
 
 
std::map
Las funciones miembro
Original:
Member functions
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Elemento acceso
Original:
Element access
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map::at
Los iteradores
Original:
Iterators
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Capacidad
Original:
Capacity
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Modificadores
Original:
Modifiers
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Buscar
Original:
Lookup
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Los observadores
Original:
Observers
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T& at( const Key& key );
(1) (desde C++11)
const T & at( const Key& key ) const;
(2) (desde C++11)
Devuelve una referencia al valor asignado del elemento con clave equivalente a key. Si ese elemento no existe, una excepción de tipo std::out_of_range se lanza .
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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Contenido

[editar] Parámetros

key -
la clave del elemento de encontrar
Original:
the key of the element to find
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[editar] Valor de retorno

La referencia al valor asignado del elemento solicitado
Original:
Reference to the mapped value of the requested element
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[editar] Excepciones

std::out_of_range si el envase no tiene un elemento con la key especificado
Original:
std::out_of_range if the container does not have an element with the specified key
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[editar] Complejidad

Logarithmic in the size of the container.

[editar] Ver también

acceder al elemento especificado
Original:
access specified element
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(función miembro público) [editar]