TRUNC
Section: Linux Programmer's Manual (3)
Updated: 2001-05-31
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NAME
trunc, truncf, truncl - round to integer, towards zero
SYNOPSIS
#include <math.h>
double trunc(double x);
float truncf(float x);
long double truncl(long double x);
Compile with -std=c99; link with -lm.
DESCRIPTION
These functions round x to the nearest integer
not larger in absolute value.
RETURN VALUE
The rounded integer value.
If x is integral, infinite or NaN, x itself is returned.
ERRORS
None.
CONFORMING TO
C99.
SEE ALSO
ceil(3),
floor(3),
lrint(3),
nearbyint(3),
rint(3),
round(3)
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- RETURN VALUE
-
- ERRORS
-
- CONFORMING TO
-
- SEE ALSO
-
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