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std::vector::push_back

De cppreference.com
< cpp‎ | container‎ | vector

 
 
 
std::vector
Las funciones miembro
Original:
Member functions
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vector::vector
vector::~vector
vector::operator=
vector::assign
vector::get_allocator
Elemento acceso
Original:
Element access
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vector::at
vector::operator[]
vector::front
vector::back
vector::data(C++11)
Los iteradores
Original:
Iterators
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vector::begin
vector::cbegin

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

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

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

(C++11)
Capacidad
Original:
Capacity
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vector::empty
vector::size
vector::max_size
vector::reserve
vector::capacity
vector::shrink_to_fit(C++11)
Modificadores
Original:
Modifiers
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vector::clear
vector::insert
vector::emplace(C++11)
vector::erase
vector::push_back
vector::emplace_back(C++11)
vector::pop_back
vector::resize
vector::swap
 
void push_back( const T& value );
void push_back( T&& value );
(desde C++11)
Anexa el elemento dado value al extremo del recipiente .
Original:
Appends the given element value to the end of the container.
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If the new size() is greater than capacity(), all iterators and references are invalidated. Otherwise no iterators and references are invalidated.

Contenido

[editar] Parámetros

value -
el valor del elemento a añadir
Original:
the value of the element to append
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[editar] Requisitos

1)
value deberá ser CopyInsertable
Original:
value shall be CopyInsertable
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2)
value deberá ser MoveInsertable
Original:
value shall be MoveInsertable
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[editar] Valor de retorno

(Ninguno)
Original:
(none)
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[editar] Complejidad

Constante .
Original:
Constant.
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[editar] Ejemplo

El código siguiente utiliza push_back para sumar enteros de varios a un std::vector<int>:
Original:
The following code uses push_back to add several integers to a std::vector<int>:
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#include <vector>
#include <iostream>
 
int main()
{
    std::vector<int> numbers;
 
    numbers.push_back(42);
    numbers.push_back(314159); 
 
    for (int i : numbers) { // c++11 range-based for loop
        std::cout << i << '\n';
    } 
 
    return 0;
}

Output:

42
314159

[editar] Ver también

None
construye elementos en lugar de al final
Original:
constructs elements in-place at the end
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(miembro público función) [edit]
elimina el último elemento
Original:
removes the last element
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(miembro público función) [edit]