NAME    [Toc]    [Back]

     rint, rintf - round to integral value in floating-point format

LIBRARY    [Toc]    [Back]

     Math Library (libm, -lm)

SYNOPSIS    [Toc]    [Back]

     #include <math.h>

     double
     rint(double x);

     float
     rintf(float x);

DESCRIPTION    [Toc]    [Back]

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

SEE ALSO    [Toc]    [Back]

     abs(3), ceil(3), fabs(3), floor(3), ieee(3), math(3)

HISTORY    [Toc]    [Back]

     A rint() function appeared in Version 6 AT&T UNIX.

BSD                             March 10, 1994                             BSD