xref: /freebsd/lib/msun/man/floor.3 (revision 75141cc9877bd4c86b39c602f68ae5dc205cefdb)

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.\"     from: @(#)floor.3	6.5 (Berkeley) 4/19/91
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.Dd March 10, 1994
.Dt FLOOR 3
.Os
.Sh NAME
.Nm floor ,
.Nm floorf
.Nd round to largest integral value <= x
.Sh SYNOPSIS
.Fd #include <math.h>
.Ft double
.Fn floor "double x"
.Ft float
.Fn floorf "float x"
.Sh DESCRIPTION
The
.Fn floor
and the
.Fn floorf
function returns the largest integral value
(represented as a double precision number)
less than or equal to
.Fa x .
.Sh SEE ALSO
.Xr abs 3 ,
.Xr ceil 3 ,
.Xr fabs 3 ,
.Xr ieee 3 ,
.Xr math 3 ,
.Xr rint 3
.Sh STANDARDS
The
.Fn floor
function conforms to
.St -ansiC .