NAME

floor, floorf - round to largest integral value not greater than x

LIBRARY

Math Library (libm, -lm)

SYNOPSIS



double floor(double x)

float floorf(float x)

DESCRIPTION

The floor() and floorf() functions return the largest integral value less than or equal to x.

SEE ALSO

abs(3), ceil(3), fabs(3), ieee(3), math(3), rint(3)

STANDARDS

The floor() function conforms to ANSI X3.159-1989 (``ANSI C89'') .