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    std::valarray::shift

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    <metanoindex/>

     
    C++
     
    Bibliothèque Numerics
    Fonctions mathématiques courantes
    Virgule flottante environnement
    Nombres complexes
    Tableaux numériques
    La génération de nombres pseudo-aléatoires
    Moment de la compilation arithmétique rationnelle (C++11)
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    Generic numeric operations
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    iota (C++11)
    accumulate
    inner_product
    adjacent_difference
    partial_sum
     
    std::valarray
    Les fonctions membres
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    Member functions
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    Tiers fonctions
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    Non-member functions
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    Classes d'aide
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    Helper classes
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    <tbody> </tbody>
    valarray<T> shift( int count ) const;
    Retourne un nouveau valarray de la même taille avec des éléments dont les positions sont décalées d'éléments count. La nouvelle position de chaque élément est i−count où i est la position précédente. La valeur de décalé en éléments est T() .
    Original:
    Returns a new valarray of the same size with elements whose positions are shifted by count elements. The new position of each element is i−count where i is the previous position. The value of shifted in elements is T().
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    Paramètres

    count -
    nombre de positions pour déplacer les éléments de
    Original:
    number of positions to shift the elements by
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    Retourne la valeur

    Valarray la résultante des éléments décalés .
    Original:
    The resulting valarray with shifted elements.
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    Notes

    La fonction peut être mise en œuvre avec le type de retour différent de std::valarray. Dans ce cas, le type de remplacement a les propriétés suivantes:
    Original:
    The function can be implemented with the return type different from std::valarray. In this case, the replacement type has the following properties:
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    • Toutes les fonctions de membre de const std::valarray sont fournis .
      Original:
      All const member functions of std::valarray are provided.
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    • std::valarray, std::slice_array, std::gslice_array, std::mask_array et std::indirect_array peut être construit à partir du type de remplacement .
      Original:
      std::valarray, std::slice_array, std::gslice_array, std::mask_array and std::indirect_array can be constructed from the replacement type.
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    • Toutes les fonctions acceptant un argument de type de const std::valarray& devrait également accepter le type de remplacement .
      Original:
      All functions accepting a arguments of type const std::valarray& should also accept the replacement type.
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    • Toutes les fonctions qui acceptent deux arguments de type de const std::valarray& devrait accepter toutes les combinaisons de const std::valarray& et le type de remplacement .
      Original:
      All functions accepting two arguments of type const std::valarray& should accept every combination of const std::valarray& and the replacement type.
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    Exemple

    This section is incomplete
    Reason: no example

    Voir aussi
    décalage circulaire des éléments de la valarray
    Original:
    circular shift of the elements of the valarray
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    (fonction membre publique) [edit]