Namensräume
Varianten
Aktionen

std::get(std::array)

Aus cppreference.com
< cpp‎ | container‎ | array

This page has been machine-translated from the English version of the wiki using Google Translate.

The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here.

Click here for the English version of this page

 
C++
 
Container-Bibliothek
 
std::array
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.
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.
array::at
array::operator[]
array::front
array::back
array::data
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.
array::begin
array::cbegin
array::end
array::cend
array::rbegin
array::crbegin
array::rend
array::crend
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.
array::empty
array::size
array::max_size
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.
array::fill
array::swap
Non-Member-Funktionen
Original:
Non-member functions
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
get
swap
Helper-Klassen
Original:
Helper classes
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
tuple_size
tuple_element
 
template<size_t I, class T, size_t N >
T& get( array<T,N>& a );
 (1) (seit C++11)
template<size_t I, class T, size_t N >
T&& get( array<T,N>&& a );
 (2) (seit C++11)
template<size_t I, class T, size_t N >
const T& get( const array<T,N>& a );
 (3) (seit C++11)
Extrahiert die Ith element aus dem Array .
Original:
Extracts the Ith element element from the array.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
I muss ein Integer-Wert im Bereich [0, N) sein. Dies wird bei der Kompilierung durchgesetzt zu at() entgegengesetzt oder operator[]() .
Original:
I must be an integer value in range [0, N). This is enforced at compile time as opposed to at() or operator[]().
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

a -
Array, dessen Inhalt zu extrahieren
Original:
array whose contents to extract
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[Bearbeiten] Rückgabewert

1)
Verweis auf die Ith Element a .
Original:
Reference to the Ith element of a.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
2)
Rvalue Verweis auf das Element Ith a, sofern das Element der L-Wert-Referenz-Typ, wobei in diesem Fall L-Wert Verweis zurückgegeben .
Original:
Rvalue reference to the Ith element of a, unless the element is of lvalue reference type, in which case lvalue reference is returned.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
3)
Const Verweis auf die Ith Element a .
Original:
Const reference to the Ith element of a.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[Bearbeiten] Ausnahmen

noexcept specification:  
noexcept
  (seit C++11)

[Bearbeiten] Beispiel

#include <iostream>
#include <array>
 
int main()
{
    std::array<int, 3> arr;
 
    // set values:
    std::get<0>(arr) = 1;
    std::get<1>(arr) = 2;
    std::get<2>(arr) = 3;
 
    // get values:
    std::cout << "(" << std::get<0>(arr) << ", " << std::get<1>(arr)
              << ", " << std::get<2>(arr) << ")\n";
}

Output: 

(1, 2, 3)

[Bearbeiten] Siehe auch
Zugriff auf angegebene Element
Original:
access specified element
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]
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]
Zugriff auf das angegebene Element des Tupels
Original:
tuple accesses specified element
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(Funktions-Template) [edit]
(C++11)
greift ein Element eines pair
Original:
accesses an element of a pair
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(Funktions-Template) [edit]
Von „https://de.cppreference.com/mwiki/index.php?title=cpp/container/array/get&oldid=29302“