Espaços nominais
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std::islessequal

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< cpp‎ | numeric‎ | math

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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
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Generic numeric operations
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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 / Comparação
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Classification/Comparison
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islessequal
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Constantes de macros
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Macro constants
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Definido no cabeçalho <cmath>
bool islessequal( float x, float y );
 (desde C++11)
bool islessequal( double x, double y );
 (desde C++11)
bool islessequal( long double x, long double y );
 (desde C++11)
Determina se o x número de ponto flutuante é menor ou igual ao y número de ponto flutuante, sem definir exceções de ponto flutuante.
Original:
Determines if the floating point number x is less than or equal to the floating-point number y, without setting floating-point exceptions.
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Índice

[editar] Parâmetros

x -
flutuando valor de ponto
Original:
floating point value
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y -
flutuando valor de ponto
Original:
floating point value
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[editar] Valor de retorno

true se x <= y, false contrário
Original:
true if x <= y, false otherwise
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[editar] Notas

O operator<= built-in para números de ponto flutuante pode levantar FE_INVALID se um ou ambos os argumentos é NaN. Esta função é uma versão "tranqüila" operator<=.
Original:
The built-in operator<= for floating-point numbers may raise FE_INVALID if one or both of the arguments is NaN. This function is a "quiet" version of operator<=.
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[editar] Veja também
objeto de função implementar x <= y
Original:
function object implementing x <= y
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(modelo de classe) [edit]
(C++11)
Verifica se o argumento de ponto flutuante primeira é maior ou igual do que o segundo
Original:
checks if the first floating-point argument is greater or equal than the second
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(função) [edit]
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