octave: scripts/strings/dec2bin.m annotate

annotate scripts/strings/dec2bin.m @ 28237:ac3a078e688f

dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). * dec2bin.m: Calculate "lt_zero_idx" which is index of any values in the input less than zero just once. Use lt_zero_idx in all further indexing. Add 4 %!xtest for input values which should work, but don't.

author	Rik <rik@octave.org>
date	Wed, 22 Apr 2020 17:04:55 -0700
parents	5bb1c0cbb27e
children	ef7bc64a604b

rev	line source
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	1 ########################################################################
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	2 ##
27919 1891570abac8 update Octave Project Developers copyright for the new year John W. Eaton <jwe@octave.org> parents: 27918 diff changeset	3 ## Copyright (C) 1996-2020 The Octave Project Developers
27918 b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	4 ##
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	5 ## See the file COPYRIGHT.md in the top-level directory of this
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	6 ## distribution or <https://octave.org/copyright/>.
2325 b5568c31ee2c [project @ 1996-07-15 22:20:21 by jwe] jwe parents: 2314 diff changeset	7 ##
2313 5ca126254d15 [project @ 1996-07-11 21:25:22 by jwe] jwe parents: 2311 diff changeset	8 ## This file is part of Octave.
5ca126254d15 [project @ 1996-07-11 21:25:22 by jwe] jwe parents: 2311 diff changeset	9 ##
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 23220 diff changeset	10 ## Octave is free software: you can redistribute it and/or modify it
2313 5ca126254d15 [project @ 1996-07-11 21:25:22 by jwe] jwe parents: 2311 diff changeset	11 ## under the terms of the GNU General Public License as published by
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 23220 diff changeset	12 ## the Free Software Foundation, either version 3 of the License, or
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22323 diff changeset	13 ## (at your option) any later version.
2313 5ca126254d15 [project @ 1996-07-11 21:25:22 by jwe] jwe parents: 2311 diff changeset	14 ##
5ca126254d15 [project @ 1996-07-11 21:25:22 by jwe] jwe parents: 2311 diff changeset	15 ## Octave is distributed in the hope that it will be useful, but
5ca126254d15 [project @ 1996-07-11 21:25:22 by jwe] jwe parents: 2311 diff changeset	16 ## WITHOUT ANY WARRANTY; without even the implied warranty of
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22323 diff changeset	17 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22323 diff changeset	18 ## GNU General Public License for more details.
2313 5ca126254d15 [project @ 1996-07-11 21:25:22 by jwe] jwe parents: 2311 diff changeset	19 ##
5ca126254d15 [project @ 1996-07-11 21:25:22 by jwe] jwe parents: 2311 diff changeset	20 ## You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6046 diff changeset	21 ## along with Octave; see the file COPYING. If not, see
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 23220 diff changeset	22 ## <https://www.gnu.org/licenses/>.
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	23 ##
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	24 ########################################################################
2268 ee5ec3133ed3 [project @ 1996-05-24 00:53:19 by jwe] jwe parents: diff changeset	25
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 2355 diff changeset	26 ## -- texinfo --
28237 ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	27 ## @deftypefn {} {} dec2bin (@var{d})
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	28 ## @deftypefnx {} {} dec2bin (@var{d}, @var{len})
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	29 ## Return a string of ones and zeros representing the conversion of the integer
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	30 ## @var{d} to a binary number.
20164 df437a52bcaf doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	31 ##
28237 ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	32 ## If @var{d} is negative, return the two's complement binary value of @var{d}.
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	33 ## If @var{d} is a matrix or cell array, return a string matrix with one row
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	34 ## for each element in @var{d}, padded with leading zeros to the width of the
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	35 ## largest value.
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	36 ##
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	37 ## The optional second argument, @var{len}, specifies the minimum number of
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	38 ## digits in the result.
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	39 ##
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	40 ## Examples:
3426 f8dde1807dee [project @ 2000-01-13 08:40:00 by jwe] jwe parents: 3361 diff changeset	41 ##
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 2355 diff changeset	42 ## @example
9051 1bf0ce0930be Grammar check TexInfo in all .m files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	43 ## @group
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 2355 diff changeset	44 ## dec2bin (14)
4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 2355 diff changeset	45 ## @result{} "1110"
28236 5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	46 ##
5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	47 ## dec2bin (-14)
5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	48 ## @result{} "11110010"
9051 1bf0ce0930be Grammar check TexInfo in all .m files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	49 ## @end group
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 2355 diff changeset	50 ## @end example
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: 3426 diff changeset	51 ##
11172 7e8ce65f73cf Overhaul functions used to convert between number bases. Rik <octave@nomad.inbox5.com> parents: 10821 diff changeset	52 ## @seealso{bin2dec, dec2base, dec2hex}
3361 4f40efa995c1 [project @ 1999-11-19 21:19:37 by jwe] jwe parents: 2355 diff changeset	53 ## @end deftypefn
2268 ee5ec3133ed3 [project @ 1996-05-24 00:53:19 by jwe] jwe parents: diff changeset	54
11172 7e8ce65f73cf Overhaul functions used to convert between number bases. Rik <octave@nomad.inbox5.com> parents: 10821 diff changeset	55 function b = dec2bin (d, len)
2268 ee5ec3133ed3 [project @ 1996-05-24 00:53:19 by jwe] jwe parents: diff changeset	56
28237 ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	57 if (nargin == 0 \|\| nargin > 2)
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	58 print_usage ();
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	59 endif
28236 5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	60
28237 ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	61 if (iscell (d))
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	62 d = cell2mat (d);
28236 5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	63 endif
28237 ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	64 ## Create column vector for algorithm (output is always col. vector anyways)
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	65 d = d(:);
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	66
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	67 lt_zero_idx = (d < 0);
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	68 if (any (lt_zero_idx))
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	69 if (any (d(lt_zero_idx) < intmin ("int64")))
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	70 error ('dec2bin: negative inputs cannot be less than intmin ("int64")');
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	71 elseif (any (d(lt_zero_idx) < intmin ("int32")))
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	72 d(lt_zero_idx) += double (intmax ("uint64")) + 1;
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	73 elseif (any (d < intmin ("int16")))
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	74 d(lt_zero_idx) += double (intmax ("uint32")) + 1;
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	75 elseif (any (d < intmin ("int8")))
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	76 d(lt_zero_idx) += double (intmax ("uint16"))+ 1;
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	77 else
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	78 d(lt_zero_idx) += double (intmax ("uint8")) + 1;
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	79 endif
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	80 endif
28236 5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	81
4492 819e3c246702 [project @ 2003-08-29 17:09:38 by jwe] jwe parents: 3791 diff changeset	82 if (nargin == 1)
11172 7e8ce65f73cf Overhaul functions used to convert between number bases. Rik <octave@nomad.inbox5.com> parents: 10821 diff changeset	83 b = dec2base (d, 2);
28237 ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	84 else
11172 7e8ce65f73cf Overhaul functions used to convert between number bases. Rik <octave@nomad.inbox5.com> parents: 10821 diff changeset	85 b = dec2base (d, 2, len);
2268 ee5ec3133ed3 [project @ 1996-05-24 00:53:19 by jwe] jwe parents: diff changeset	86 endif
ee5ec3133ed3 [project @ 1996-05-24 00:53:19 by jwe] jwe parents: diff changeset	87
ee5ec3133ed3 [project @ 1996-05-24 00:53:19 by jwe] jwe parents: diff changeset	88 endfunction
7411 83a8781b529d [project @ 2008-01-22 21:52:25 by jwe] jwe parents: 7017 diff changeset	89
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	90
28236 5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	91 %!assert (dec2bin (3), "11")
14363 f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	92 %!assert (dec2bin (14), "1110")
f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	93 %!assert (dec2bin (14, 6), "001110")
28236 5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	94 %!assert (dec2bin ([1, 2; 3, 4]), ["001"; "011"; "010"; "100"])
14363 f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	95 %!assert (dec2bin ({1, 2; 3, 4}), ["001"; "011"; "010"; "100"])
28236 5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	96 %!assert (dec2bin ({1, 2; 3, 4}, 4), ["0001"; "0011"; "0010"; "0100"])
5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	97
5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	98 ## Test negative inputs
5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	99 %!assert (dec2bin (-3), "11111101")
5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	100 %!assert (dec2bin (-3, 3), "11111101")
5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	101 %!assert (dec2bin (-3, 9), "011111101")
28237 ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	102 %!assert (dec2bin (-2^7 -1), "1111111101111111")
28236 5bb1c0cbb27e dec2bin.m: Allow negative number inputs (bug #58147). Nicholas R. Jankowski <jankowskin@asme.org> parents: 27985 diff changeset	103 %!assert (dec2bin (-2^15 -1), "11111111111111110111111111111111")
28237 ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	104 ## The expected value is correct, but not what Octave generates because
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	105 ## floating point integer precision is 2^53. Matlab gets this right.
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	106 %!xtest
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	107 %! assert (dec2bin (-2^31 -1),
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	108 %! "1111111111111111111111111111111101111111111111111111111111111111");
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	109 %!assert (dec2bin (-2^63),
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	110 %! "1000000000000000000000000000000000000000000000000000000000000000")
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	111 ## These tests also don't work because of floating point precision.
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	112 %!xtest
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	113 %! assert (dec2bin (int64 (-2^63)),
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	114 %! "1000000000000000000000000000000000000000000000000000000000000000");
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	115 %!xtest
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	116 %! assert (dec2bin (int64 (-2^63) -1),
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	117 %! "1000000000000000000000000000000000000000000000000000000000000000");
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	118 %!xtest
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	119 %! assert (dec2bin (int64 (-2^63) +1),
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	120 %! "1000000000000000000000000000000000000000000000000000000000000001");
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	121 %!assert (dec2bin ([-1, -2; -3, -4]),
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	122 %! ["11111111"; "11111101"; "11111110"; "11111100"])
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	123 %!assert (dec2bin ([1, 2; 3, -4]),
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	124 %! ["00000001"; "00000011"; "00000010"; "11111100"])
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	125 %!assert (dec2bin ({1, 2; 3, -4}),
ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	126 %! ["00000001"; "00000011"; "00000010"; "11111100"])
7411 83a8781b529d [project @ 2008-01-22 21:52:25 by jwe] jwe parents: 7017 diff changeset	127
19833 9fc020886ae9 maint: Clean up m-files to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	128 ## Test input validation
14363 f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	129 %!error dec2bin ()
f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	130 %!error dec2bin (1, 2, 3)
28237 ac3a078e688f dec2bin.m: Reduce number of times search for negative numbers is done (bug #58147). Rik <rik@octave.org> parents: 28236 diff changeset	131 %!error <negative inputs> dec2bin (2 * double (intmin ("int64")))

Mercurial > octave

annotate scripts/strings/dec2bin.m @ 28237:ac3a078e688f