Espacios de nombres
Variantes
Acciones

std::round, std::lround, std::llround

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< cpp‎ | numeric‎ | math
 
 
Numéricos biblioteca
Funciones matemáticas comunes
Floating-point medio ambiente
Los números complejos
Matrices numéricas
Pseudo-aleatoria de generación de números
En tiempo de compilación aritmética racional (C++11)
Genéricos operaciones numéricas
Original:
Generic numeric operations
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Funciones matemáticas comunes
Funciones
Original:
Functions
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Operaciones básicas
Original:
Basic operations
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Funciones exponenciales
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Exponential functions
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Funciones de energía
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Power functions
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Funciones trigonométricas e hiperbólicas
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Trigonometric and hyperbolic functions
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Error gamma y funciones
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Error and gamma functions
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Más cerca de las operaciones con enteros en coma flotante
Original:
Nearest integer floating point operations
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roundlroundllround
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Funciones de punto flotante de manipulación
Original:
Floating point manipulation functions
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Clasificación / Comparación
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Classification/Comparison
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Constantes Macro
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Macro constants
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Definido en la cabecera <cmath>
float round( float arg );
(desde C++11)
double round( double arg );
(desde C++11)
long double round( long double arg );
(desde C++11)
double round( Integral arg );
(desde C++11)
long lround( float arg );
(desde C++11)
long lround( double arg );
(desde C++11)
long lround( long double arg );
(desde C++11)
long lround( Integral arg );
(desde C++11)
long long llround( float arg );
(desde C++11)
long long llround( double arg );
(desde C++11)
long long llround( long double arg );
(desde C++11)
long long llround( Integral arg );
(desde C++11)
Calcula entero más cercano a arg. El número se redondea alejándose de cero en los casos de reinserción
Original:
Computes nearest integer to arg. Number is rounded away from zero in halfway cases
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[editar] Parámetros

arg -
flotando valor en puntos
Original:
floating point value
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[editar] Valor de retorno

Entero más cercano a arg .
Original:
Nearest integer to arg.
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[[Image:
Valor de retorno
Original:
{{{2}}}
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|200x200px]]
Argument

[editar] Ver también

entero más cercano no es mayor que el valor dado
Original:
nearest integer not greater than the given value
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(función) [editar]
más cercano entero no menor que el valor dado
Original:
nearest integer not less than the given value
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(función) [editar]
(C++11)
entero más cercano no es mayor en magnitud que el valor dado
Original:
nearest integer not greater in magnitude than the given value
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(función) [editar]