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isfinite

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< c‎ | numeric‎ | math

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isfinite
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Definido no cabeçalho <math.h>
#define isfinite(arg) /* implementation defined */
Determina se o dado arg número de ponto flutuante tem um valor finito ou seja, é normal, subnormal ou zero, mas não infinito ou NAN. A macro retorna um valor integral.
Original:
Determines if the given floating point number arg has finite value i.e. it is normal, subnormal or zero, but not infinite or NAN. The macro returns an integral value.
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[editar] Parâmetros

arg -
flutuando valor de ponto
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floating point value
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[editar] Valor de retorno

Valor integral diferente de zero se arg tem valor finito, ​0​ outra forma.
Original:
Nonzero integral value if arg has finite value, ​0​ otherwise.
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[editar] Veja também

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categoriza o valor determinado ponto flutuante
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categorizes the given floating point value
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(função) [edit]
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verifica se o número dado é infinito
Original:
checks if the given number is infinite
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(função) [edit]
(C99)
Verifica se o número dado é NaN
Original:
checks if the given number is NaN
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(função) [edit]
(C99)
verifica se o número dado é normal
Original:
checks if the given number is normal
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(função) [edit]
C++ documentation for isfinite
Obtida de "https://pt.cppreference.com/mwiki/index.php?title=c/numeric/math/isfinite&oldid=19706"