std::ldexp - cppreference.com
Espaços nominais
Variantes
    Ações

      std::ldexp

      De cppreference.com

      <metanoindex/>

       
      C++
       
      Biblioteca numéricos
      Funções matemáticas comuns
      De ponto flutuante ambiente
      Números complexos
      Matrizes numéricas
      Pseudo-aleatório de geração de números
      Tempo de compilação aritmética racional (C++11)
      Genéricos operações numéricas
      Original:
      Generic numeric operations
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)
       
      Funções matemáticas comuns
      Funções
      Original:
      Functions
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      Operações básicas
      Original:
      Basic operations
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)(C++11)(C++11)
      Funções exponenciais
      Original:
      Exponential functions
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      Funções de poder
      Original:
      Power functions
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)
      (C++11)
      Funções trigonométricas e hiperbólicas
      Original:
      Trigonometric and hyperbolic functions
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)
      (C++11)
      (C++11)
      Erro e funções gamma
      Original:
      Error and gamma functions
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      Número inteiro mais próximo de operações de ponto flutuante
      Original:
      Nearest integer floating point operations
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)(C++11)(C++11)
      (C++11)
      (C++11)
      (C++11)(C++11)(C++11)
      Flutuando funções de manipulação de pontos
      Original:
      Floating point manipulation functions
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)(C++11)
      (C++11)
      (C++11)
      (C++11)(C++11)
      (C++11)
      Classificação / Comparação
      Original:
      Classification/Comparison
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      Constantes de macros
      Original:
      Macro constants
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      (C++11)(C++11)(C++11)(C++11)(C++11)
       
      <tbody> </tbody>
      Definido no cabeçalho <cmath>
      float ldexp( float arg, int exp );
      double ldexp( double arg, int exp );
      long double ldexp( long double arg, int exp );
      double ldexp( Integral arg, int exp );
      		 (desde C++11)
      Multiplica um arg valor de ponto flutuante por 2 elevado à potência exp.
      Original:
      Multiplies an floating point value arg by 2 raised to power exp.
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.

      Parâmetros

      arg -
      flutuando valor de ponto
      Original:
      floating point value
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      exp -
      valor inteiro
      Original:
      integer value
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.

      Valor de retorno

      x×2exp retornos
      Original:
      returns x×2exp
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.
      Se o resultado é muito grande para o tipo de base, o erro ocorre gama e HUGE_VAL é retornado.
      Original:
      If the result is too large for the underlying type, range error occurs and HUGE_VAL is returned.
      The text has been machine-translated via Google Translate.
      You can help to correct and verify the translation. Click here for instructions.

      Veja também