std::array::operator[]

 

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array (C++11)

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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

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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

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tuple_size

tuple_element

 

reference       operator[]( size_type pos );		(seit C++11)
const_reference operator[]( size_type pos )const;		(seit C++11)

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.

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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.

Rückgabewert

Verweis auf das angeforderte Element

Original:

reference to the requested element

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Komplexität

Constant

Original:

Constant

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Beispiel

Der folgende Code verwendet operator[] lesen und schreiben zu einem std::array<int>:

Original:

The following code uses operator[] read from and write to a std::array<int>:

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#include <array>#include <iostream>   int main(){std::array<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

Siehe auch

at	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)