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std::bitset::all, std::bitset::any, std::bitset::none

De cppreference.com
< cpp‎ | utility‎ | bitset

 
 
 
std::bitset
Types de membres
Original:
Member types
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bitset::reference
Les fonctions membres
Original:
Member functions
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bitset::bitset
bitset::operator==
bitset::operator!=
Elément d'accès
Original:
Element access
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bitset::operator[]
bitset::test
bitset::all
bitset::any
bitset::none
(C++11)

 
bitset::count
Capacité
Original:
Capacity
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bitset::size
Modificateurs
Original:
Modifiers
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bitset::operator&=
bitset::operator|=
bitset::operator^=
bitset::operator~
bitset::operator<<=
bitset::operator>>=
bitset::operator<<
bitset::operator>>
bitset::set
bitset::reset
bitset::flip
Conversions
Original:
Conversions
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bitset::to_string
bitset::to_ulong
bitset::to_ullong (C++11)
Tiers fonctions
Original:
Non-member functions
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operator&
operator|
operator^
operator<<
operator>>
Classes d'aide
Original:
Helper classes
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std::hash (C++11)
 
bool all() const;
(depuis C++11)
bool any() const;
bool none() const;
Vérifie si tous, toutes ou aucune des bits sont mis à true .
Original:
Checks if all, any or none of the bits are set to true.
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1)
Vérifie si tous les bits sont mis à true
Original:
Checks if all bits are set to true
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2)
Vérifie si les bits sont mis à true
Original:
Checks if any bits are set to true
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3)
Vérifie si aucun des bits sont mis à true
Original:
Checks if none of the bits are set to true
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[modifier] Paramètres

(Aucun)
Original:
(none)
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[modifier] Retourne la valeur

1)
true si tous les bits sont mis à true, sinon false
Original:
true if all bits are set to true, otherwise false
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2)
true si l'un des bits sont mis à true, sinon false
Original:
true if any of the bits are set to true, otherwise false
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3)
true si aucun des bits sont mis à true, sinon false
Original:
true if none of the bits are set to true, otherwise false
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[modifier] Exemple

#include <iostream>
#include <bitset>
 
int main()
{
    std::bitset<4> b1("0000");
    std::bitset<4> b2("0101");
    std::bitset<4> b3("1111");
 
    std::cout << "bitset\t" << "all\t" << "any\t" << "none\n";
    std::cout << b1 << '\t' << b1.all() << '\t' << b1.any() << '\t' << b1.none() << '\n';
    std::cout << b2 << '\t' << b2.all() << '\t' << b2.any() << '\t' << b2.none() << '\n';
    std::cout << b3 << '\t' << b3.all() << '\t' << b3.any() << '\t' << b3.none() << '\n';
}

Résultat :

bitset  all     any     none
0000    0       0       1
0101    0       1       0
1111    1       1       0