std::stack::top
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<tbody> </tbody> reference top(); |
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const_reference top() const; |
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Renvoie rfrence l'lment suprieur de la pile. C'est l'lment le plus rcemment pouss. Cet lment sera supprim sur un appel
pop(). Appelle effectivement c.back() .Original:
Returns reference to the top element in the stack. This is the most recently pushed element. This element will be removed on a call to
pop(). Effectively calls c.back().The text has been machine-translated via Google Translate.
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Paramtres
(Aucun)
Original:
(none)
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Retourne la valeur
rfrence au dernier lment
Original:
reference to the last element
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Complexit
Constante
Original:
Constant
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Voir aussi
insre l'lment en haut Original: inserts element at the top 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) | |
supprime l'lment suprieur Original: removes the top element 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) | |
Exemple
#include <stack>
#include <iostream>
int main()
{
std::stack<int> s;
s.push( 2 );
s.push( 6 );
s.push( 51 );
std::cout << s.size() << " elements on stack\n";
std::cout << "Top element: "
<< s.top() // Leaves element on stack
<< "\n";
std::cout << s.size() << " elements on stack\n";
s.pop();
std::cout << s.size() << " elements on stack\n";
std::cout << "Top element: " << s.top() << "\n";
return 0;
}
Rsultat :
3 elements on stack
Top element: 51
3 elements on stack
2 elements on stack
Top element: 6