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std::float_round_style

Da cppreference.com.

 
 
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integral_constant(C++11)
 
 
Defined in header <limits>
enum float_round_style {

    round_indeterminate       = -1,
    round_toward_zero         = 0,
    round_to_nearest          = 1,
    round_toward_infinity     = 2,
    round_toward_neg_infinity = 3

};
Costanti di enumerazione di tipo std::float_round_style indicare lo stile di arrotondamento usato da virgola mobile aritmetica ogniqualvolta un risultato di un'espressione è memorizzata in un oggetto di un tipo a virgola mobile. I valori sono:
Original:
Enumeration constants of type std::float_round_style indicate the rounding style used by floating-point arithmetics whenever a result of an expression is stored in an object of a floating-point type. The values are:
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[modifica] Censimento costanti

Nome
Original:
Name
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Definition
std::round_indeterminate
Stile arrotondamento non può essere determinata
Original:
Rounding style cannot be determined
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std::round_toward_zero
Arrotondamento verso lo zero
Original:
Rounding toward zero
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std::round_to_nearest
Arrotondamento verso il valore più vicino rappresentabile
Original:
Rounding toward nearest representable value
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std::round_toward_infinity
Arrotondamento verso l'infinito positivo
Original:
Rounding toward positive infinity
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std::round_toward_neg_infinity
Arrotondamento verso l'infinito negativo
Original:
Rounding toward negative infinity
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[modifica] Vedi anche

[statico]
identifica lo stile di arrotondamento usato dal tipo
Original:
identifies the rounding style used by the type
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(pubblico membro statico costante) [edit]
virgola mobile arrotondamento direzione
Original:
floating-point rounding direction
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(macro costante) [edit]