Content-type: text/html Man page of nearbyint

nearbyint

Section: Mathematical Library Functions (3M)
Updated: 12 Jul 2006
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NAME

nearbyint, nearbyintf, nearbyintl - floating-point rounding functions  

SYNOPSIS

c99 [ flag... ] file... -lm [ library... ]
#include <math.h>

double nearbyint(double x);

float nearbyintf(float x);

long double nearbyintl(long double x);  

DESCRIPTION

These functions round their argument to an integer value in floating-point format, using the current rounding direction and without raising the inexact floating-point exception.  

RETURN VALUES

Upon successful completion, these functions return the rounded integer value.

If x is NaN, a NaN is returned.

If x is ±0, ±0 is returned.

If x is ±Inf, x is returned.  

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPEATTRIBUTE VALUE
Interface StabilityStandard
MT-LevelMT-Safe

 

SEE ALSO

feclearexcept(3M), fetestexcept(3M), math.h(3HEAD), attributes(5), standards(5)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUES
ATTRIBUTES
SEE ALSO

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Time: 02:39:33 GMT, October 02, 2010