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Manual Reference Pages  - TRUNC (3)

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

CONTENTS

Synopsis
Description
Errors

#include <math.h> 



double trunc(double x); 




float truncf(float x); 




long double truncl(long double x); 

These functions round x to the nearest integer not larger in absolute value.

The rounded integer value. If x is integral, infinite or NaN, x itself is returned.

None.

C99.

ceil(3), floor(3), lrint(3), nearbyint(3), rint(3), round(3)

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