Интерактивная система просмотра системных руководств (man-ов)
truncf (3) >> truncf (3) ( FreeBSD man: Библиотечные вызовы ) truncf (3) ( Русские man: Библиотечные вызовы ) truncf (3) ( Linux man: Библиотечные вызовы ) truncf (3) ( POSIX man: Библиотечные вызовы ) BSD mandoc
NAME
trunc
truncf
truncl
- nearest integral value with magnitude less than or equal to |x|
LIBRARY
Lb libm
SYNOPSIS
#include <math.h>
double
trunc (double x);
float
truncf (float x);
long double
truncl (long double x);
DESCRIPTION
The
trunc (,);
truncf (,);
and
truncl ();
functions return the nearest integral value with magnitude less than
or equal to
| Fa x |
They are equivalent to
rint (,);
rintf (,);
and
rintl (,);
respectively, in the
FE_TOWARDZERO
rounding mode.
SEE ALSO
ceil (3),
fesetround (3),
floor (3),
math (3),
nextafter (3),
rint (3),
round (3)
STANDARDS
The
trunc (,);
truncf (,);
and
truncl ();
functions conform to
St -isoC-99 .
HISTORY
These routines first appeared in
Fx 5.3 .
Index
NAME
LIBRARY
SYNOPSIS
DESCRIPTION
SEE ALSO
STANDARDS
HISTORY