FLOOR(3) BSD Library Functions Manual FLOOR(3)
NAME
floor, floorf, floorl -- largest integral value less than or equal to x
LIBRARY
Math Library (libm, -lm)
SYNOPSIS
#include <math.h>
double
floor(double x);
float
floorf(float x);
long double
floorl(long double x);
DESCRIPTION
The floor(), floorf() and floorl() functions return the largest integral value less than or equal to x, expressed as a floating-point number.
SEE ALSO
abs(3), ceil(3), fabs(3), ieee(3), math(3), rint(3), round(3), trunc(3)
STANDARDS
The floor() function conforms to ISO/IEC 9899:1990 (``ISO C90''). The floorf() and floorl() functions conform to ISO/IEC 9899:1999
(``ISO C99'').
BSD
January 13, 2005 BSD
