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66 lines
1.8 KiB
Plaintext
66 lines
1.8 KiB
Plaintext
NAME
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xor - bitwise exclusive or of a set of integers
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SYNOPSIS
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xor(x1, x2, ...)
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TYPES
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x1, x2, ... integer
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return integer
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DESCRIPTION
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Compute the bitwise exclusive or of a set of integers.
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For one argument xor(x1) returns x1. For two arguments,
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xor(x1,x2) returns the bitwise exclusive or of x1 and x2.
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For each bit pair:
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0 0 xor returns 0
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0 1 xor returns 1
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1 0 xor returns 1
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1 1 xor returns 0
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For more than two arguments, xor(x1,x2,x3, ..., xn) returns:
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xor(...xor(xor(x1,x2), x3), ... xn)
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EXAMPLE
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> print xor(2), xor(5, 3, -7, 2, 9)
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2 10
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LIMITS
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The number of arguments is not to exceed 100.
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LINK LIBRARY
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NUMBER *qxor(NUMBER *x1, NUMBER *x2)
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SEE ALSO
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XXX - fill in
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## Copyright (C) 1999 Landon Curt Noll
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##
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## Calc is open software; you can redistribute it and/or modify it under
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## the terms of the version 2.1 of the GNU Lesser General Public License
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## as published by the Free Software Foundation.
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##
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## Calc is distributed in the hope that it will be useful, but WITHOUT
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## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
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## Public License for more details.
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##
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## A copy of version 2.1 of the GNU Lesser General Public License is
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## distributed with calc under the filename COPYING-LGPL. You should have
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## received a copy with calc; if not, write to Free Software Foundation, Inc.
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## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
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##
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## @(#) $Revision: 29.1 $
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## @(#) $Id: xor,v 29.1 1999/12/14 09:16:10 chongo Exp $
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## @(#) $Source: /usr/local/src/cmd/calc/help/RCS/xor,v $
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##
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## Under source code control: 1995/10/05 04:52:27
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## File existed as early as: 1995
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##
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## chongo <was here> /\oo/\ http://reality.sgi.com/chongo/
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## Share and enjoy! :-) http://reality.sgi.com/chongo/tech/comp/calc/
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