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HUGE_VALF

De cppreference.com
< cpp‎ | numeric‎ | math

 
 
Bibliothèque Numerics
Fonctions mathématiques courantes
Virgule flottante environnement
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Moment de la compilation arithmétique rationnelle (C++11)
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Generic numeric operations
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iota (C++11)
accumulate
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remainder (C++11)
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nan
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Entier le plus proche opérations en virgule flottante
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Floating point manipulation functions
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Macro constantes
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Macro constants
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HUGE_VALF
HUGE_VAL
HUGE_VALL
(C++11)

(C++11)
INFINITY (C++11)
NAN (C++11)
math_errhandling
MATH_ERRNO
MATH_ERREXCEPT
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FP_NORMAL
FP_SUBNORMAL
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Defined in header <cmath>
#define HUGE_VALF /*implementation defined*/
(depuis C++11)
#define HUGE_VAL  /*implementation defined*/
#define HUGE_VALL /*implementation defined*/
(depuis C++11)
Le HUGE_VALF, HUGE_VAL et HUGE_VALL macros étendre à positives expressions en virgule flottante constants qui permettent de comparer égales aux valeurs renvoyées par les fonctions en virgule flottante et les opérateurs en cas de débordement .
Original:
The HUGE_VALF, HUGE_VAL and HUGE_VALL macros expand to positive floating point constant expressions which compare equal to the values returned by floating-point functions and operators in case of overflow.
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Constante
Original:
Constant
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Explanation
HUGE_VALF
Étend à l'expression float positif qui indique débordement
Original:
Expands to positive float expression that indicates overflow
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HUGE_VAL
Étend à l'expression double positif qui indique débordement, pas nécessairement représentable comme un float
Original:
Expands to positive double expression that indicates overflow, not necessarily representable as a float
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HUGE_VALL
Étend à l'expression long double positif qui indique débordement, pas nécessairement représentable comme un float ou double
Original:
Expands to positive long double expression that indicates overflow, not necessarily representable as a float or double
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Sur les implémentations qui prennent en charge à virgule flottante infinis, ces macros toujours étendre aux infinis positifs de float, double et long double, respectivement .
Original:
On implementations that support floating-point infinities, these macros always expand to the positive infinities of float, double, and long double, respectively.
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