| TRUNC(3) | Library Functions Manual | TRUNC(3) |
trunc, truncf,
truncl —
#include <math.h>
double
trunc(double
x);
float
truncf(float
x);
long double
truncl(long
double x);
trunc(), truncf(), and
truncl() functions return the nearest integral value
with magnitude less than or equal to |x|. They are
equivalent to rint(), rintf(),
and rintl() respectively, in the
FP_RZ rounding mode.
trunc(), truncf(), and
truncl() functions conform to ISO/IEC
9899:1999 (“ISO C99”).
| November 13, 2013 | NetBSD 9.0 |