#include <math.h>float rintf(float arg);double rint(double arg); long double rintl(long double arg); 

rint( ), rintf( ), and rintl( ) were added by C99.

The rint( ) family of functions returns the value of arg rounded to the nearest integer. However, the number is returned as a floating-point value. It is possible that a floating-point exception will be raised.

Related functions are nearbyint( ), round( ), and rint( ).

C(s)C++ Programmer's Reference
C Programming on the IBM PC (C Programmers Reference Guide Series)
ISBN: 0673462897
EAN: 2147483647
Year: 2002
Pages: 539 © 2008-2017.
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