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      isinf

      Da cppreference.com
      < c‎ | numeric‎ | math

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      C
       
      Numéricos
       
      Funções matemáticas comuns
      Funções
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      Functions
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      Operações básicas
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      Basic operations
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      Funções exponenciais
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      Exponential functions
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      Funções de poder
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      Power functions
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      Funções trigonométricas e hiperbólicas
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      Trigonometric and hyperbolic functions
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      Erro e funções gamma
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      Error and gamma functions
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      Número inteiro mais próximo de operações de ponto flutuante
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      Nearest integer floating point operations
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      Flutuando funções de manipulação de pontos
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      Floating point manipulation functions
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      Classificação
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      Classification
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      isinf
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      Constantes de macros
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      Macro constants
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      Definido no cabeçalho <math.h>
      #define isinf(arg) /* implementation defined */
      Determina se o dado arg número de ponto flutuante é infinito positivo ou negativo. A macro retorna um valor integral.
      Original:
      Determines if the given floating point number arg is positive or negative infinity. 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 é infinito, ​0​ outra forma.
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      Nonzero integral value if arg is infinite, ​0​ otherwise.
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      [editar]Veja também

      (C99)
      categoriza o valor determinado ponto flutuante
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      categorizes the given floating point value
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      (função)[edit]
      (C99)
      Verifica se o número dado tem um valor finito
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      checks if the given number has finite value
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      (função)[edit]
      (C99)
      Verifica se o número dado é NaN
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      checks if the given number is NaN
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      (função)[edit]
      (C99)
      verifica se o número dado é normal
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      checks if the given number is normal
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      (função)[edit]
      C++ documentation for isinf
      Obtida de "https://pt.cppreference.com/mwiki/index.php?title=c/numeric/math/isinf&oldid=19707"
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