std::valarray::sum
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T sum()const; | ||
Calcule la somme des éléments .
Original:
Computes the sum of the elements.
The text has been machine-translated via Google Translate.
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La fonction peut être utilisée uniquement si operator+= est défini pour
T
type. Si le std::valarray
est vide, le comportement est indéfini. L'ordre dans lequel les éléments sont traités par cette fonction n'est pas spécifié .Original:
The function can be used only if operator+= is defined for type
T
. If the std::valarray
is empty, the behavior is undefined. The order in which the elements are processed by this function is unspecified.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Sommaire |
[modifier]Paramètres
(Aucun)
Original:
(none)
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You can help to correct and verify the translation. Click here for instructions.
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[modifier]Retourne la valeur
La somme des éléments .
Original:
The sum of the elements.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
[modifier]Exemple
#include <iostream>#include <valarray> int main(){std::valarray<int> a ={1, 2, 3, 4, 5, 6, 7, 8, 9, 10};std::cout<< a.sum()<<'\n';}
Résultat :
55
[modifier]Voir aussi
applies a function to every element of a valarray (fonction membre publique) | |
résume un ensemble d'éléments Original: sums up a range 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 générique) |