/usr/share/plplot_octave/tdeblank.m is in octave-plplot 5.9.9-2ubuntu2.
This file is owned by root:root, with mode 0o644.
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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 | ## Copyright (C) 1996 Kurt Hornik
##
## 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
## the Free Software Foundation; either version 2, or (at your option)
## any later version.
##
## Octave 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
## General Public License for more details.
## usage: tdeblank (s)
##
## Remove trailing amd leading blanks from the string s.
## Author: Kurt Hornik <Kurt.Hornik@ci.tuwien.ac.at>
## Adapted-By: jwe
## Modified: jc
function t = tdeblank (s)
if (nargin != 1)
usage ("tdeblank (s)");
endif
if (ischar (s))
[nr, nc] = size (s);
len = nr * nc;
if (len == 0)
t = s;
else
s = reshape (s, 1, len);
k = max (find (s != " "));
l = min (find (s != " "));
if (isempty(k) || isempty(l))
t = "";
else
t = s (l:k);
endif
endif
else
error ("tdeblank: expecting string argument");
endif
endfunction
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