roundf(3) - NetBSD Manual Pages

ROUND(3)                NetBSD Library Functions Manual               ROUND(3)


NAME
round, roundf, roundl -- round to nearest integral value
LIBRARY
Math Library (libm, -lm)
SYNOPSIS
#include <math.h> double round(double x); float roundf(float x); long double roundl(long double x);
DESCRIPTION
The round(), roundf(), and roundl() functions return the nearest integral value to x; if x lies halfway between two integral values, then these functions return the integral value with the larger absolute value (i.e., they round away from zero).
SEE ALSO
ceil(3), floor(3), math(3), rint(3), trunc(3)
STANDARDS
The round() and roundf() functions conform to ISO/IEC 9899:1999 (``ISO C99'').
HISTORY
The round() and roundf() functions appeared in NetBSD 2.0. NetBSD 10.99 November 12, 2013 NetBSD 10.99

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