std::array::size
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| constexpr size_type size() |
(depuis C++11) | |
Returns the number of elements in the container, i.e. std::distance(begin(), end()).
Sommaire |
[modifier] Paramètres
(Aucun)
Original:
(none)
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[modifier] Retourne la valeur
le nombre d'éléments dans le conteneur
Original:
the number of elements in the container
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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[modifier] Exceptions
[modifier] Complexité
Constant
[modifier] Exemple
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"; }
Résultat :
nums contains 4 elements.
[modifier] Voir aussi
| vérifie si le conteneur est vide 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. (fonction membre publique) | |
| retourne le plus grand nombre possible d'éléments 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. (fonction membre publique) | |
