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ROUND(3)               FreeBSD Library Functions Manual               ROUND(3)

NAME
     round, roundf - round to nearest integral value

LIBRARY
     Math Library (libm, -lm)

SYNOPSIS
     #include <math.h>

     double
     round(double x);

     float
     roundf(float x);

DESCRIPTION
     The round() and roundf() 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), ieee(3), math(3), rint(3), trunc(3)

STANDARDS
     The round() function conforms to ISO/IEC 9899:1999 (``ISO C99'').

HISTORY
     The round() and roundf() functions appeared in FreeBSD 5.3.

FreeBSD 11.0-PRERELEASE        November 29, 2003       FreeBSD 11.0-PRERELEASE

NAME | LIBRARY | SYNOPSIS | DESCRIPTION | SEE ALSO | STANDARDS | HISTORY

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