rint(), rintf() round to integral value in floating-point format	Function
	SYNOPSIS DESCRIPTION PARAMETERS RETURN VALUES CONFORMANCE MULTITHREAD SAFETY LEVEL PORTING ISSUES AVAILABILITY SEE ALSO

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SYNOPSIS

#include <math.h>

double rint(double x)

float rintf(float x)

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DESCRIPTION

The rint() function returns the integral value (represented as a double precision number) nearest to x according to the prevailing rounding mode.

The rintf() function is a single-precision version of rint().

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PARAMETERS

x 

Is the floating point value to round.

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RETURN VALUES

The rint() function returns the integral value nearest to x.

If x is +Infinity or -Infinity, rint() returns x.

If x is NaN, NaN is returned.

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CONFORMANCE

rint(): UNIX 98

rintf(): MKS Toolkit UNIX APIs extension

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MULTITHREAD SAFETY LEVEL

MT-Safe.

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PORTING ISSUES

None.

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AVAILABILITY

MKS Toolkit for Professional Developers
MKS Toolkit for Enterprise Developers
MKS Toolkit for Enterprise Developers 64-Bit Edition

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SEE ALSO

Functions:

abs(), ceil(), fabs(), floor(), isnan(), math()

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MKS Toolkit 9.2 Documentation Build 16.