octave: scripts/strings/dec2base.m annotate

annotate scripts/strings/dec2base.m @ 31242:96ad887ae4f8 stable

dec2bin.m and dec2hex.m: graft bugfixes from dd6b37f67db2 to stable (bug #63089) Fix behavior of dec2bin and dec2hex for negative integer-type inputs

author	Arun Giridhar <arungiridhar@gmail.com>
date	Wed, 28 Sep 2022 17:00:43 -0400
parents	796f54d4ddbf
children	5d3faba0342e

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 ##
30564 796f54d4ddbf update Octave Project Developers copyright for the new year John W. Eaton <jwe@octave.org> parents: 30383 diff changeset	3 ## Copyright (C) 2000-2022 The Octave Project Developers
27918 b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 26986 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/>.
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	7 ##
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	8 ## This file is part of Octave.
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: 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
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: 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: 22540 diff changeset	13 ## (at your option) any later version.
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	14 ##
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	15 ## Octave is distributed in the hope that it will be useful, but
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	16 ## WITHOUT ANY WARRANTY; without even the implied warranty of
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22540 diff changeset	17 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22540 diff changeset	18 ## GNU General Public License for more details.
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	19 ##
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: 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: 7001 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 ########################################################################
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	25
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	26 ## -- texinfo --
20852 516bb87ea72e 2015 Code Sprint: remove class of function from docstring for all m-files. Rik <rik@octave.org> parents: 20164 diff changeset	27 ## @deftypefn {} {} dec2base (@var{d}, @var{base})
516bb87ea72e 2015 Code Sprint: remove class of function from docstring for all m-files. Rik <rik@octave.org> parents: 20164 diff changeset	28 ## @deftypefnx {} {} dec2base (@var{d}, @var{base}, @var{len})
20164 df437a52bcaf doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	29 ## Return a string of symbols in base @var{base} corresponding to the
df437a52bcaf doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	30 ## non-negative integer @var{d}.
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	31 ##
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	32 ## @example
9051 1bf0ce0930be Grammar check TexInfo in all .m files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	33 ## @group
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	34 ## dec2base (123, 3)
14327 4d917a6a858b doc: Use Octave coding conventions in @example blocks of docstrings. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	35 ## @result{} "11120"
9051 1bf0ce0930be Grammar check TexInfo in all .m files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	36 ## @end group
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	37 ## @end example
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	38 ##
20164 df437a52bcaf doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	39 ## If @var{d} is a matrix or cell array, return a string matrix with one row
df437a52bcaf doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	40 ## per element in @var{d}, padded with leading zeros to the width of the
df437a52bcaf doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	41 ## largest value.
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	42 ##
11469 c776f063fefe Overhaul m-script files to use common variable name between code and documentation. Rik <octave@nomad.inbox5.com> parents: 11172 diff changeset	43 ## If @var{base} is a string then the characters of @var{base} are used as
29198 ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	44 ## the symbols for the digits of @var{d}. Whitespace (spaces, tabs, newlines,
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	45 ##, etc.@:) may not be used as a symbol.
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	46 ##
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	47 ## @example
9051 1bf0ce0930be Grammar check TexInfo in all .m files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	48 ## @group
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	49 ## dec2base (123, "aei")
14327 4d917a6a858b doc: Use Octave coding conventions in @example blocks of docstrings. Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	50 ## @result{} "eeeia"
9051 1bf0ce0930be Grammar check TexInfo in all .m files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	51 ## @end group
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	52 ## @end example
4492 819e3c246702 [project @ 2003-08-29 17:09:38 by jwe] jwe parents: 4030 diff changeset	53 ##
20164 df437a52bcaf doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	54 ## The optional third argument, @var{len}, specifies the minimum number of
df437a52bcaf doc: Update more docstrings to have one sentence summary as first line. Rik <rik@octave.org> parents: 19833 diff changeset	55 ## digits in the result.
11172 7e8ce65f73cf Overhaul functions used to convert between number bases. Rik <octave@nomad.inbox5.com> parents: 11169 diff changeset	56 ## @seealso{base2dec, dec2bin, dec2hex}
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	57 ## @end deftypefn
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	58
11169 51beeeff9027 Update dec2base to handle numbers up to 2^64-1. Rik <octave@nomad.inbox5.com> parents: 9844 diff changeset	59 function retval = dec2base (d, base, len)
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	60
28789 28de41192f3c Eliminate unneeded verification of nargin, nargout in m-files. Rik <rik@octave.org> parents: 27985 diff changeset	61 if (nargin < 2)
6046 34f96dd5441b [project @ 2006-10-10 16:10:25 by jwe] jwe parents: 5642 diff changeset	62 print_usage ();
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	63 endif
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	64
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	65 if (iscell (d))
f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	66 d = cell2mat (d);
f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	67 endif
f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	68
17336 b81b9d079515 Use '##' for comments which stand alone on a line. Rik <rik@octave.org> parents: 16773 diff changeset	69 ## Create column vector for algorithm
22540 6574e90e8e27 dec2base.m: avoid check for vectorization, as it is done anyway. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 22323 diff changeset	70 d = d(:);
19593 446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 17744 diff changeset	71
16773 3542e106c496 dec2base.m: treat logical as double for compatibility with ML (bug #38815). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 14868 diff changeset	72 ## Treat logical as numeric for compatibility with ML
3542e106c496 dec2base.m: treat logical as double for compatibility with ML (bug #38815). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 14868 diff changeset	73 if (islogical (d))
3542e106c496 dec2base.m: treat logical as double for compatibility with ML (bug #38815). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 14868 diff changeset	74 d = double (d);
3542e106c496 dec2base.m: treat logical as double for compatibility with ML (bug #38815). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 14868 diff changeset	75 elseif (! isnumeric (d) \|\| iscomplex (d) \|\| any (d < 0 \| d != fix (d)))
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	76 error ("dec2base: input must be real non-negative integers");
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	77 endif
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	78
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	79 symbols = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
5443 ec8c33dcd1bf [project @ 2005-09-08 01:40:57 by jwe] jwe parents: 5407 diff changeset	80 if (ischar (base))
29198 ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	81 symbols = base(:).'; # force a row vector
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	82 base = numel (symbols);
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	83 if (numel (unique (symbols)) != base)
5407 2911127d0fe7 [project @ 2005-07-08 15:37:30 by jwe] jwe parents: 5400 diff changeset	84 error ("dec2base: symbols representing digits must be unique");
29198 ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	85 elseif (any (isspace (symbols)))
11172 7e8ce65f73cf Overhaul functions used to convert between number bases. Rik <octave@nomad.inbox5.com> parents: 11169 diff changeset	86 error ("dec2base: whitespace characters are not valid symbols");
7e8ce65f73cf Overhaul functions used to convert between number bases. Rik <octave@nomad.inbox5.com> parents: 11169 diff changeset	87 endif
29198 ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	88 elseif (! isscalar (base) \|\| ! isreal (base) \|\| fix (base) != base
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	89 \|\| base < 2 \|\| base > 36)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	90 error ("dec2base: BASE must be an integer between 2 and 36, or a string of symbols");
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	91 endif
11587 c792872f8942 all script files: untabify and strip trailing whitespace John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	92
5125 8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	93 ## determine number of digits required to handle all numbers, can overflow
8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	94 ## by 1 digit
22540 6574e90e8e27 dec2base.m: avoid check for vectorization, as it is done anyway. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 22323 diff changeset	95 max_len = round (log (max (max (d), 1)) / log (base)) + 1;
4492 819e3c246702 [project @ 2003-08-29 17:09:38 by jwe] jwe parents: 4030 diff changeset	96
819e3c246702 [project @ 2003-08-29 17:09:38 by jwe] jwe parents: 4030 diff changeset	97 if (nargin == 3)
29198 ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	98 if (! (isscalar (len) && isreal (len) && len >= 0 && len == fix (len)))
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	99 error ("dec2base: LEN must be a non-negative integer");
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	100 endif
4492 819e3c246702 [project @ 2003-08-29 17:09:38 by jwe] jwe parents: 4030 diff changeset	101 max_len = max (max_len, len);
819e3c246702 [project @ 2003-08-29 17:09:38 by jwe] jwe parents: 4030 diff changeset	102 endif
11587 c792872f8942 all script files: untabify and strip trailing whitespace John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	103
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	104 ## determine digits for each number
11169 51beeeff9027 Update dec2base to handle numbers up to 2^64-1. Rik <octave@nomad.inbox5.com> parents: 9844 diff changeset	105 digits = zeros (length (d), max_len);
51beeeff9027 Update dec2base to handle numbers up to 2^64-1. Rik <octave@nomad.inbox5.com> parents: 9844 diff changeset	106 for k = max_len:-1:1
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	107 digits(:,k) = mod (d, base);
11169 51beeeff9027 Update dec2base to handle numbers up to 2^64-1. Rik <octave@nomad.inbox5.com> parents: 9844 diff changeset	108 d = round ((d - digits(:,k)) / base);
51beeeff9027 Update dec2base to handle numbers up to 2^64-1. Rik <octave@nomad.inbox5.com> parents: 9844 diff changeset	109 endfor
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	110
2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	111 ## convert digits to symbols
13309 1f075333d9e8 dec2base.m: Code tweaks for slightly better performance. Rik <octave@nomad.inbox5.com> parents: 13167 diff changeset	112 retval = reshape (symbols(digits+1), size (digits));
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	113
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21580 diff changeset	114 ## Check if the first element is the zero symbol. It seems possible
5133 7191f6e086f9 [project @ 2005-02-08 19:17:41 by jwe] jwe parents: 5125 diff changeset	115 ## that LEN is provided, and is less than the computed MAX_LEN and
7191f6e086f9 [project @ 2005-02-08 19:17:41 by jwe] jwe parents: 5125 diff changeset	116 ## MAX_LEN is computed to be one larger than necessary, so we would
7191f6e086f9 [project @ 2005-02-08 19:17:41 by jwe] jwe parents: 5125 diff changeset	117 ## have a leading zero to remove. But if LEN >= MAX_LEN, we should
7191f6e086f9 [project @ 2005-02-08 19:17:41 by jwe] jwe parents: 5125 diff changeset	118 ## not remove any leading zeros.
7191f6e086f9 [project @ 2005-02-08 19:17:41 by jwe] jwe parents: 5125 diff changeset	119 if ((nargin == 2 \|\| (nargin == 3 && max_len > len))
26986 16d4e3d14213 dec2base.m: Correctly handle zero matrix input (bug #56005). Rik <rik@octave.org> parents: 26376 diff changeset	120 && columns (retval) != 1 && ! any (retval(:,1) != symbols(1)))
5125 8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	121 retval = retval(:,2:end);
8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	122 endif
8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	123
3789 2a257be5e488 [project @ 2001-02-09 04:12:30 by jwe] jwe parents: diff changeset	124 endfunction
5125 8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	125
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	126
5125 8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	127 %!test
14363 f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	128 %! s0 = "";
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	129 %! for n = 1:13
f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	130 %! for b = 2:16
f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	131 %! pp = dec2base (b^n+1, b);
14363 f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	132 %! assert (dec2base (b^n, b), ['1',s0,'0']);
f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	133 %! assert (dec2base (b^n+1, b), ['1',s0,'1']);
13309 1f075333d9e8 dec2base.m: Code tweaks for slightly better performance. Rik <octave@nomad.inbox5.com> parents: 13167 diff changeset	134 %! endfor
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	135 %! s0 = [s0,'0'];
13309 1f075333d9e8 dec2base.m: Code tweaks for slightly better performance. Rik <octave@nomad.inbox5.com> parents: 13167 diff changeset	136 %! endfor
5125 8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	137
8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	138 %!test
14363 f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	139 %! digits = "0123456789ABCDEF";
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	140 %! for n = 1:13
f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	141 %! for b = 2:16
14363 f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	142 %! pm = dec2base (b^n-1, b);
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	143 %! assert (length (pm), n);
14363 f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	144 %! assert (all (pm == digits(b)));
13309 1f075333d9e8 dec2base.m: Code tweaks for slightly better performance. Rik <octave@nomad.inbox5.com> parents: 13167 diff changeset	145 %! endfor
1f075333d9e8 dec2base.m: Code tweaks for slightly better performance. Rik <octave@nomad.inbox5.com> parents: 13167 diff changeset	146 %! endfor
5125 8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	147
8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	148 %!test
13167 f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	149 %! for b = 2:16
f7cb824dc8c0 Allow cellstr inputs for dec2* conversion functions. Rik <octave@nomad.inbox5.com> parents: 11587 diff changeset	150 %! assert (dec2base (0, b), '0');
13309 1f075333d9e8 dec2base.m: Code tweaks for slightly better performance. Rik <octave@nomad.inbox5.com> parents: 13167 diff changeset	151 %! endfor
5125 8bf86c0fad1b [project @ 2005-01-27 17:50:57 by jwe] jwe parents: 4492 diff changeset	152
14363 f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	153 %!assert (dec2base (0, 2, 4), "0000")
f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	154 %!assert (dec2base (2^51-1, 2), ...
f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	155 %! "111111111111111111111111111111111111111111111111111")
f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	156 %!assert (dec2base (uint64 (2)^63-1, 16), "7FFFFFFFFFFFFFFF")
f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	157 %!assert (dec2base ([1, 2; 3, 4], 2, 3), ["001"; "011"; "010"; "100"])
f3d52523cde1 Use Octave coding conventions in all m-file %!test blocks Rik <octave@nomad.inbox5.com> parents: 14327 diff changeset	158 %!assert (dec2base ({1, 2; 3, 4}, 2, 3), ["001"; "011"; "010"; "100"])
11169 51beeeff9027 Update dec2base to handle numbers up to 2^64-1. Rik <octave@nomad.inbox5.com> parents: 9844 diff changeset	159
16773 3542e106c496 dec2base.m: treat logical as double for compatibility with ML (bug #38815). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 14868 diff changeset	160 %!test
3542e106c496 dec2base.m: treat logical as double for compatibility with ML (bug #38815). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 14868 diff changeset	161 %! a = 0:3;
21580 ecce63c99c3f maint: Add semicolons to terminate code in %! blocks. Rik <rik@octave.org> parents: 20955 diff changeset	162 %! assert (dec2base (! a, 2, 1), ["1"; "0"; "0"; "0"]);
16773 3542e106c496 dec2base.m: treat logical as double for compatibility with ML (bug #38815). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 14868 diff changeset	163
26986 16d4e3d14213 dec2base.m: Correctly handle zero matrix input (bug #56005). Rik <rik@octave.org> parents: 26376 diff changeset	164 %!assert <*56005> (dec2base ([0, 0], 16), ["0"; "0"])
16d4e3d14213 dec2base.m: Correctly handle zero matrix input (bug #56005). Rik <rik@octave.org> parents: 26376 diff changeset	165
19833 9fc020886ae9 maint: Clean up m-files to follow Octave coding conventions. Rik <rik@octave.org> parents: 19697 diff changeset	166 ## Test input validation
28886 d8318c12d903 test: remove unnecessary BIST tests in m-files checking for excessive number of inputs. Rik <rik@octave.org> parents: 28789 diff changeset	167 %!error <Invalid call> dec2base ()
d8318c12d903 test: remove unnecessary BIST tests in m-files checking for excessive number of inputs. Rik <rik@octave.org> parents: 28789 diff changeset	168 %!error <Invalid call> dec2base (1)
29198 ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	169 %!error <input must be real non-negative integers> dec2base ("A", 10)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	170 %!error <input must be real non-negative integers> dec2base (2i, 10)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	171 %!error <input must be real non-negative integers> dec2base (-1, 10)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	172 %!error <input must be real non-negative integers> dec2base (1.1, 10)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	173 %!error <symbols representing digits must be unique> dec2base (1, "ABA")
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	174 %!error <whitespace characters are not valid symbols> dec2base (1, "A B")
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	175 %!error <BASE must be an integer> dec2base (1, ones (2))
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	176 %!error <BASE must be an integer> dec2base (1, 2i)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	177 %!error <BASE must be an integer> dec2base (1, 2.5)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	178 %!error <BASE must be .* between 2 and 36> dec2base (1, 1)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	179 %!error <BASE must be .* between 2 and 36> dec2base (1, 37)
30383 8afdeac24ba4 maint: Use space after function name and before opening parenthesis. Rik <rik@octave.org> parents: 29359 diff changeset	180 %!error <LEN must be a non-negative integer> dec2base (1, 2, ones (2))
29198 ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	181 %!error <LEN must be a non-negative integer> dec2base (1, 2, 2i)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	182 %!error <LEN must be a non-negative integer> dec2base (1, 2, -1)
ec33b1617cd5 dec2base.m: Overhaul input validation. Rik <rik@octave.org> parents: 28886 diff changeset	183 %!error <LEN must be a non-negative integer> dec2base (1, 2, 2.5)

Mercurial > octave

annotate scripts/strings/dec2base.m @ 31242:96ad887ae4f8 stable