/usr/share/calc/help/trunc is in apcalc-common 2.12.5.0-1build1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | NAME
trunc - truncate a value to a number of decimal places
SYNOPSIS
trunc(x [,j])
TYPES
x real
j int
return real
DESCRIPTION
Truncate x to j decimal places. If j is omitted, 0 places is assumed.
Specifying zero places makes the result identical to int().
Truncation of a non-integer prodcues values nearer to zero.
EXAMPLE
; print trunc(pi()), trunc(pi(), 5)
3 3.14159
; print trunc(3.333), trunc(3.789), trunc(3.333, 2), trunc(3.789, 2)
3 3 3.33 3.78
; print trunc(-3.333), trunc(-3.789), trunc(-3.333, 2), trunc(-3.789, 2)
-3 -3 -3.33 -3.78
LIMITS
0 <= j < 2^31
LINK LIBRARY
NUMBER *qtrunc(NUMBER *x, *j)
SEE ALSO
bround, btrunc, int, round
## Copyright (C) 1999 Landon Curt Noll
##
## Calc is open software; you can redistribute it and/or modify it under
## the terms of the version 2.1 of the GNU Lesser General Public License
## as published by the Free Software Foundation.
##
## Calc is distributed in the hope that it will be useful, but WITHOUT
## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
## Public License for more details.
##
## A copy of version 2.1 of the GNU Lesser General Public License is
## distributed with calc under the filename COPYING-LGPL. You should have
## received a copy with calc; if not, write to Free Software Foundation, Inc.
## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
##
## @(#) $Revision: 30.1 $
## @(#) $Id: trunc,v 30.1 2007/03/16 11:10:42 chongo Exp $
## @(#) $Source: /usr/local/src/bin/calc/help/RCS/trunc,v $
##
## Under source code control: 1994/09/30 00:52:38
## File existed as early as: 1994
##
## chongo <was here> /\oo/\ http://www.isthe.com/chongo/
## Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
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