swaprows.m

来自「similer program for matlab」· M 代码 · 共 40 行

## Copyright (C) 1996, 2000, 2005, 2007
##               Auburn University.  All rights reserved.
##
## This file is part of Octave.
##
## Octave is free software; you can redistribute it and/or modify it
## under the terms of the GNU General Public License as published by
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## along with Octave; see the file COPYING.  If not, see
## <http://www.gnu.org/licenses/>.

## -*- texinfo -*-
## @deftypefn {Function File} {} swaprows (inputs)
## @format
##  function B = swaprows(A)
##  permute rows of A into reverse order
## @end format
## @end deftypefn

## Author: A. S. Hodel <[e-mail]>
## Created: July 23, 1992
## Conversion to Octave R. Bruce Tenison July 4, 1994

function B = swaprows (A)

  m = rows (A);
  idx = m:-1:1;
  B = A(idx,:);

endfunction