Espacios de nombres
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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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iota(C++11)
accumulate
inner_product
adjacent_difference
partial_sum
 
Funciones matemáticas comunes
Funciones
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Functions
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Operaciones básicas
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Basic operations
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remainder(C++11)
remquo(C++11)
fma(C++11)
fmax(C++11)
fmin(C++11)
fdim(C++11)
nan
nanf
nanl
(C++11)
(C++11)
(C++11)
Funciones exponenciales
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Exponential functions
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exp
exp2(C++11)
expm1(C++11)
log
log10
log1p(C++11)
log2(C++11)
Funciones de energía
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Power functions
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sqrt
cbrt(C++11)
hypot(C++11)
pow
Funciones trigonométricas e hiperbólicas
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Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C++11)
acosh(C++11)
atanh(C++11)
Error gamma y funciones
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Error and gamma functions
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erf(C++11)
erfc(C++11)
lgamma(C++11)
tgamma(C++11)
Más cerca de las operaciones con enteros en coma flotante
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Nearest integer floating point operations
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ceil
floor
round
lround
llround
(C++11)
(C++11)
(C++11)
trunc(C++11)
nearbyint(C++11)
rint
lrint
llrint
(C++11)
(C++11)
(C++11)
Funciones de punto flotante de manipulación
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Floating point manipulation functions
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ldexp
scalbn
scalbln
(C++11)
(C++11)
ilogb(C++11)
logb(C++11)
frexp
modf
nextafter
nexttoward
(C++11)
(C++11)
copysign(C++11)
Clasificación / Comparación
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Classification/Comparison
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fpclassify(C++11)
isfinite(C++11)
isinf(C++11)
isnan(C++11)
isnormal(C++11)
signbit(C++11)
isgreater(C++11)
isgreaterequal(C++11)
isless(C++11)
islessequal(C++11)
islessgreater(C++11)
isunordered(C++11)
Constantes Macro
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Macro constants
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FP_NORMAL
FP_SUBNORMAL
FP_ZERO
FP_INFINITE
FP_NAN
(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
 
Defined in header <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) [edit]
más cercano entero no menor que el valor dado
Original:
nearest integer not less than the given value
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(función) [edit]
(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) [edit]