std::array::size

 

C++

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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

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

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tuple_size

tuple_element

 

constexpr size_type size()		(seit C++11)

Returns the number of elements in the container, i.e. std::distance(begin(), end()).

Parameter

(None)

Original:

(none)

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Rückgabewert

die Anzahl der Elemente in dem Behälter

Original:

the number of elements in the container

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Ausnahmen

noexcept specification:  

noexcept

  (seit C++11)

Komplexität

Constant

Beispiel

The following code uses size to display the number of elements in a std::array<int>:

#include <array>#include <iostream>   int main(){std::array<int> nums {1, 3, 5, 7};   std::cout<<"nums contains "<< nums.size()<<" elements.\n";}

Output:

nums contains 4 elements.

Siehe auch

empty	prüft, ob der Container leer ist Original: checks whether the container is empty The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (öffentliche Elementfunktion)
max_size	gibt die maximal mögliche Anzahl von Elementen Original: returns the maximum possible number of elements The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (öffentliche Elementfunktion)