Search For :

in:

All Sections 1. General Commands 2. System Calls 3. Subroutines 4. Special Files 5. File Formats 6. Games and Demos 7. Macros and Conventions 8. Maintenence Commands

 

NAME

trunc, truncf, truncl - round to interger, towards zero  

SYNOPSIS

#include <math.h>

double trunc(double x);


float truncf(float x);


long double truncl(long double x);

 

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