Namensräume
Varianten
Aktionen

std::deque::operator[]

Aus cppreference.com
< cpp‎ | container‎ | deque

 
 
 
std :: deque
Member-Funktionen
Original:
Member functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
deque::deque
deque::~deque
deque::operator=
deque::assign
deque::get_allocator
Elementzugriff zerstört
Original:
Element access
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
deque::front
deque::back
Iteratoren
Original:
Iterators
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
deque::begin
deque::cbegin

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

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

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

(C++11)
Kapazität
Original:
Capacity
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
deque::empty
deque::size
deque::max_size
deque::shrink_to_fit
Modifiers
Original:
Modifiers
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
deque::clear
deque::insert
deque::emplace
deque::erase
deque::push_front
deque::emplace_front
deque::pop_front
deque::push_back
deque::emplace_back
deque::pop_back
deque::resize
deque::swap
 
reference       operator[]( size_type pos );
const_reference operator[]( size_type pos ) const;
Gibt einen Verweis auf das Element an der angegebenen Stelle pos. Keine Grenzen Überprüfung durchgeführt wird .
Original:
Returns a reference to the element at specified location pos. No bounds checking is performed.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Inhaltsverzeichnis

[Bearbeiten] Parameter

pos -
Position des Elements, um zurückzukehren
Original:
position of the element to return
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[Bearbeiten] Rückgabewert

Verweis auf das angeforderte Element
Original:
reference to the requested element
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[Bearbeiten] Komplexität

Constant
Original:
Constant
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[Bearbeiten] Beispiel

Der folgende Code verwendet operator[] lesen und schreiben zu einem std::deque<int>:
Original:
The following code uses operator[] read from and write to a std::deque<int>:
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

#include <deque>
#include <iostream>
 
int main()
{
    std::deque<int> numbers {2, 4, 6, 8};
 
    std::cout << "Second element: " << numbers[1] << '\n';
 
    numbers[0] = 5;
 
    std::cout << "All numbers:";
    for (auto i : numbers) {
        std::cout << ' ' << i;
    }
    std::cout << '\n';
}

Output:

Second element: 4
All numbers: 5 4 6 8

[Bearbeiten] Siehe auch

Zugriff auf angegebene Element mit Überprüfung von Grenzen
Original:
access specified element with bounds checking
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(öffentliche Elementfunktion) [edit]