Mercurial > octave-nkf
view libinterp/corefcn/str2double.cc @ 17787:175b392e91fe
Use GNU style coding conventions for code in libinterp/
* libinterp/corefcn/Cell.h, libinterp/corefcn/__contourc__.cc,
libinterp/corefcn/__dispatch__.cc, libinterp/corefcn/__lin_interpn__.cc,
libinterp/corefcn/__pchip_deriv__.cc, libinterp/corefcn/__qp__.cc,
libinterp/corefcn/balance.cc, libinterp/corefcn/besselj.cc,
libinterp/corefcn/betainc.cc, libinterp/corefcn/bitfcns.cc,
libinterp/corefcn/bsxfun.cc, libinterp/corefcn/c-file-ptr-stream.cc,
libinterp/corefcn/c-file-ptr-stream.h, libinterp/corefcn/cellfun.cc,
libinterp/corefcn/colloc.cc, libinterp/corefcn/comment-list.h,
libinterp/corefcn/conv2.cc, libinterp/corefcn/daspk.cc,
libinterp/corefcn/dasrt.cc, libinterp/corefcn/dassl.cc,
libinterp/corefcn/data.cc, libinterp/corefcn/debug.cc,
libinterp/corefcn/defaults.cc, libinterp/corefcn/defaults.in.h,
libinterp/corefcn/defun-int.h, libinterp/corefcn/defun.cc,
libinterp/corefcn/det.cc, libinterp/corefcn/dirfns.cc,
libinterp/corefcn/display.cc, libinterp/corefcn/dlmread.cc,
libinterp/corefcn/dot.cc, libinterp/corefcn/dynamic-ld.cc,
libinterp/corefcn/dynamic-ld.h, libinterp/corefcn/eig.cc,
libinterp/corefcn/ellipj.cc, libinterp/corefcn/error.cc,
libinterp/corefcn/error.h, libinterp/corefcn/event-queue.h,
libinterp/corefcn/fft.cc, libinterp/corefcn/fft2.cc, libinterp/corefcn/fftn.cc,
libinterp/corefcn/file-io.cc, libinterp/corefcn/filter.cc,
libinterp/corefcn/find.cc, libinterp/corefcn/gammainc.cc,
libinterp/corefcn/gcd.cc, libinterp/corefcn/getgrent.cc,
libinterp/corefcn/getpwent.cc, libinterp/corefcn/getrusage.cc,
libinterp/corefcn/givens.cc, libinterp/corefcn/gl-render.cc,
libinterp/corefcn/gl2ps-renderer.cc, libinterp/corefcn/gl2ps-renderer.h,
libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h,
libinterp/corefcn/gripes.cc, libinterp/corefcn/gripes.h,
libinterp/corefcn/help.cc, libinterp/corefcn/hess.cc,
libinterp/corefcn/hex2num.cc, libinterp/corefcn/input.cc,
libinterp/corefcn/input.h, libinterp/corefcn/inv.cc,
libinterp/corefcn/jit-ir.h, libinterp/corefcn/jit-typeinfo.cc,
libinterp/corefcn/jit-typeinfo.h, libinterp/corefcn/jit-util.h,
libinterp/corefcn/kron.cc, libinterp/corefcn/load-path.cc,
libinterp/corefcn/load-path.h, libinterp/corefcn/load-save.cc,
libinterp/corefcn/load-save.h, libinterp/corefcn/lookup.cc,
libinterp/corefcn/ls-ascii-helper.cc, libinterp/corefcn/ls-hdf5.cc,
libinterp/corefcn/ls-hdf5.h, libinterp/corefcn/ls-mat-ascii.cc,
libinterp/corefcn/ls-mat-ascii.h, libinterp/corefcn/ls-mat4.cc,
libinterp/corefcn/ls-mat5.cc, libinterp/corefcn/ls-mat5.h,
libinterp/corefcn/ls-oct-ascii.cc, libinterp/corefcn/lsode.cc,
libinterp/corefcn/lu.cc, libinterp/corefcn/luinc.cc,
libinterp/corefcn/mappers.cc, libinterp/corefcn/matrix_type.cc,
libinterp/corefcn/max.cc, libinterp/corefcn/md5sum.cc,
libinterp/corefcn/mex.cc, libinterp/corefcn/mexproto.h,
libinterp/corefcn/mgorth.cc, libinterp/corefcn/mxarray.in.h,
libinterp/corefcn/nproc.cc, libinterp/corefcn/oct-hist.cc,
libinterp/corefcn/oct-lvalue.h, libinterp/corefcn/oct-map.cc,
libinterp/corefcn/oct-map.h, libinterp/corefcn/oct-obj.h,
libinterp/corefcn/oct-prcstrm.h, libinterp/corefcn/oct-stdstrm.h,
libinterp/corefcn/oct-stream.cc, libinterp/corefcn/oct-stream.h,
libinterp/corefcn/octave-link.cc, libinterp/corefcn/octave-link.h,
libinterp/corefcn/pager.cc, libinterp/corefcn/pinv.cc,
libinterp/corefcn/pr-output.cc, libinterp/corefcn/procstream.h,
libinterp/corefcn/profiler.cc, libinterp/corefcn/pt-jit.cc,
libinterp/corefcn/pt-jit.h, libinterp/corefcn/quad.cc,
libinterp/corefcn/quadcc.cc, libinterp/corefcn/qz.cc,
libinterp/corefcn/rand.cc, libinterp/corefcn/rcond.cc,
libinterp/corefcn/regexp.cc, libinterp/corefcn/schur.cc,
libinterp/corefcn/sighandlers.cc, libinterp/corefcn/sighandlers.h,
libinterp/corefcn/sparse-xdiv.cc, libinterp/corefcn/sparse-xdiv.h,
libinterp/corefcn/sparse-xpow.cc, libinterp/corefcn/sparse.cc,
libinterp/corefcn/spparms.cc, libinterp/corefcn/sqrtm.cc,
libinterp/corefcn/str2double.cc, libinterp/corefcn/strfind.cc,
libinterp/corefcn/strfns.cc, libinterp/corefcn/sub2ind.cc,
libinterp/corefcn/svd.cc, libinterp/corefcn/syl.cc,
libinterp/corefcn/symtab.cc, libinterp/corefcn/symtab.h,
libinterp/corefcn/syscalls.cc, libinterp/corefcn/sysdep.cc,
libinterp/corefcn/sysdep.h, libinterp/corefcn/time.cc,
libinterp/corefcn/toplev.cc, libinterp/corefcn/toplev.h,
libinterp/corefcn/tril.cc, libinterp/corefcn/txt-eng-ft.cc,
libinterp/corefcn/txt-eng-ft.h, libinterp/corefcn/txt-eng.h,
libinterp/corefcn/typecast.cc, libinterp/corefcn/urlwrite.cc,
libinterp/corefcn/utils.cc, libinterp/corefcn/variables.cc,
libinterp/corefcn/variables.h, libinterp/corefcn/xdiv.cc,
libinterp/corefcn/xdiv.h, libinterp/corefcn/xnorm.h, libinterp/corefcn/xpow.cc,
libinterp/corefcn/xpow.h, libinterp/corefcn/zfstream.cc,
libinterp/corefcn/zfstream.h, libinterp/dldfcn/__delaunayn__.cc,
libinterp/dldfcn/__dsearchn__.cc, libinterp/dldfcn/__eigs__.cc,
libinterp/dldfcn/__fltk_uigetfile__.cc, libinterp/dldfcn/__glpk__.cc,
libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/__init_gnuplot__.cc,
libinterp/dldfcn/__magick_read__.cc, libinterp/dldfcn/__voronoi__.cc,
libinterp/dldfcn/amd.cc, libinterp/dldfcn/ccolamd.cc, libinterp/dldfcn/chol.cc,
libinterp/dldfcn/colamd.cc, libinterp/dldfcn/convhulln.cc,
libinterp/dldfcn/dmperm.cc, libinterp/dldfcn/fftw.cc, libinterp/dldfcn/qr.cc,
libinterp/dldfcn/symbfact.cc, libinterp/dldfcn/symrcm.cc,
libinterp/dldfcn/tsearch.cc, libinterp/octave-value/ov-base-diag.cc,
libinterp/octave-value/ov-base-diag.h, libinterp/octave-value/ov-base-int.cc,
libinterp/octave-value/ov-base-int.h, libinterp/octave-value/ov-base-mat.h,
libinterp/octave-value/ov-base-scalar.cc,
libinterp/octave-value/ov-base-scalar.h,
libinterp/octave-value/ov-base-sparse.cc,
libinterp/octave-value/ov-base-sparse.h, libinterp/octave-value/ov-base.cc,
libinterp/octave-value/ov-base.h, libinterp/octave-value/ov-bool-mat.cc,
libinterp/octave-value/ov-bool-mat.h, libinterp/octave-value/ov-bool-sparse.cc,
libinterp/octave-value/ov-bool-sparse.h, libinterp/octave-value/ov-bool.cc,
libinterp/octave-value/ov-bool.h, libinterp/octave-value/ov-builtin.cc,
libinterp/octave-value/ov-builtin.h, libinterp/octave-value/ov-cell.cc,
libinterp/octave-value/ov-cell.h, libinterp/octave-value/ov-ch-mat.cc,
libinterp/octave-value/ov-ch-mat.h, libinterp/octave-value/ov-class.cc,
libinterp/octave-value/ov-class.h, libinterp/octave-value/ov-colon.h,
libinterp/octave-value/ov-complex.cc, libinterp/octave-value/ov-complex.h,
libinterp/octave-value/ov-cx-diag.cc, libinterp/octave-value/ov-cx-diag.h,
libinterp/octave-value/ov-cx-mat.cc, libinterp/octave-value/ov-cx-mat.h,
libinterp/octave-value/ov-cx-sparse.cc, libinterp/octave-value/ov-cx-sparse.h,
libinterp/octave-value/ov-dld-fcn.h, libinterp/octave-value/ov-fcn-handle.cc,
libinterp/octave-value/ov-fcn-handle.h,
libinterp/octave-value/ov-fcn-inline.cc,
libinterp/octave-value/ov-fcn-inline.h, libinterp/octave-value/ov-fcn.h,
libinterp/octave-value/ov-float.cc, libinterp/octave-value/ov-float.h,
libinterp/octave-value/ov-flt-complex.cc,
libinterp/octave-value/ov-flt-complex.h,
libinterp/octave-value/ov-flt-cx-diag.cc,
libinterp/octave-value/ov-flt-cx-diag.h,
libinterp/octave-value/ov-flt-cx-mat.cc,
libinterp/octave-value/ov-flt-cx-mat.h,
libinterp/octave-value/ov-flt-re-diag.cc,
libinterp/octave-value/ov-flt-re-diag.h,
libinterp/octave-value/ov-flt-re-mat.cc,
libinterp/octave-value/ov-flt-re-mat.h, libinterp/octave-value/ov-int16.cc,
libinterp/octave-value/ov-int32.cc, libinterp/octave-value/ov-int64.cc,
libinterp/octave-value/ov-int8.cc, libinterp/octave-value/ov-intx.h,
libinterp/octave-value/ov-java.cc, libinterp/octave-value/ov-lazy-idx.h,
libinterp/octave-value/ov-mex-fcn.cc, libinterp/octave-value/ov-mex-fcn.h,
libinterp/octave-value/ov-null-mat.cc, libinterp/octave-value/ov-null-mat.h,
libinterp/octave-value/ov-oncleanup.cc, libinterp/octave-value/ov-perm.cc,
libinterp/octave-value/ov-perm.h, libinterp/octave-value/ov-range.cc,
libinterp/octave-value/ov-range.h, libinterp/octave-value/ov-re-diag.cc,
libinterp/octave-value/ov-re-diag.h, libinterp/octave-value/ov-re-mat.cc,
libinterp/octave-value/ov-re-mat.h, libinterp/octave-value/ov-re-sparse.cc,
libinterp/octave-value/ov-re-sparse.h, libinterp/octave-value/ov-scalar.cc,
libinterp/octave-value/ov-scalar.h, libinterp/octave-value/ov-str-mat.cc,
libinterp/octave-value/ov-str-mat.h, libinterp/octave-value/ov-struct.cc,
libinterp/octave-value/ov-struct.h, libinterp/octave-value/ov-type-conv.h,
libinterp/octave-value/ov-typeinfo.cc, libinterp/octave-value/ov-typeinfo.h,
libinterp/octave-value/ov-uint16.cc, libinterp/octave-value/ov-uint32.cc,
libinterp/octave-value/ov-uint64.cc, libinterp/octave-value/ov-uint8.cc,
libinterp/octave-value/ov-usr-fcn.cc, libinterp/octave-value/ov-usr-fcn.h,
libinterp/octave-value/ov.cc, libinterp/octave-value/ov.h, libinterp/octave.cc,
libinterp/operators/op-b-bm.cc, libinterp/operators/op-b-sbm.cc,
libinterp/operators/op-bm-b.cc, libinterp/operators/op-bm-bm.cc,
libinterp/operators/op-cdm-cdm.cc, libinterp/operators/op-chm.cc,
libinterp/operators/op-class.cc, libinterp/operators/op-cm-cm.cc,
libinterp/operators/op-cm-cs.cc, libinterp/operators/op-cm-s.cc,
libinterp/operators/op-cm-scm.cc, libinterp/operators/op-cm-sm.cc,
libinterp/operators/op-cs-cm.cc, libinterp/operators/op-cs-cs.cc,
libinterp/operators/op-cs-scm.cc, libinterp/operators/op-cs-sm.cc,
libinterp/operators/op-dm-dm.cc, libinterp/operators/op-dm-scm.cc,
libinterp/operators/op-double-conv.cc, libinterp/operators/op-fcdm-fcdm.cc,
libinterp/operators/op-fcm-fcm.cc, libinterp/operators/op-fcm-fcs.cc,
libinterp/operators/op-fcm-fm.cc, libinterp/operators/op-fcm-fs.cc,
libinterp/operators/op-fcs-fcm.cc, libinterp/operators/op-fcs-fcs.cc,
libinterp/operators/op-fcs-fm.cc, libinterp/operators/op-fcs-fs.cc,
libinterp/operators/op-fdm-fdm.cc, libinterp/operators/op-float-conv.cc,
libinterp/operators/op-fm-fcm.cc, libinterp/operators/op-fm-fcs.cc,
libinterp/operators/op-fm-fm.cc, libinterp/operators/op-fm-fs.cc,
libinterp/operators/op-fs-fcm.cc, libinterp/operators/op-fs-fcs.cc,
libinterp/operators/op-fs-fm.cc, libinterp/operators/op-fs-fs.cc,
libinterp/operators/op-m-cm.cc, libinterp/operators/op-m-cs.cc,
libinterp/operators/op-m-m.cc, libinterp/operators/op-m-s.cc,
libinterp/operators/op-m-scm.cc, libinterp/operators/op-m-sm.cc,
libinterp/operators/op-pm-scm.cc, libinterp/operators/op-range.cc,
libinterp/operators/op-s-cm.cc, libinterp/operators/op-s-cs.cc,
libinterp/operators/op-s-scm.cc, libinterp/operators/op-sbm-b.cc,
libinterp/operators/op-sbm-bm.cc, libinterp/operators/op-sbm-sbm.cc,
libinterp/operators/op-scm-cm.cc, libinterp/operators/op-scm-cs.cc,
libinterp/operators/op-scm-m.cc, libinterp/operators/op-scm-s.cc,
libinterp/operators/op-scm-scm.cc, libinterp/operators/op-scm-sm.cc,
libinterp/operators/op-sm-cm.cc, libinterp/operators/op-sm-m.cc,
libinterp/operators/op-sm-s.cc, libinterp/operators/op-sm-scm.cc,
libinterp/operators/op-sm-sm.cc, libinterp/operators/op-str-m.cc,
libinterp/operators/op-str-s.cc, libinterp/operators/op-str-str.cc,
libinterp/operators/ops.h, libinterp/parse-tree/lex.h,
libinterp/parse-tree/parse.h, libinterp/parse-tree/pt-arg-list.cc,
libinterp/parse-tree/pt-arg-list.h, libinterp/parse-tree/pt-assign.cc,
libinterp/parse-tree/pt-assign.h, libinterp/parse-tree/pt-binop.cc,
libinterp/parse-tree/pt-binop.h, libinterp/parse-tree/pt-bp.h,
libinterp/parse-tree/pt-cbinop.cc, libinterp/parse-tree/pt-check.cc,
libinterp/parse-tree/pt-colon.cc, libinterp/parse-tree/pt-colon.h,
libinterp/parse-tree/pt-const.cc, libinterp/parse-tree/pt-decl.cc,
libinterp/parse-tree/pt-decl.h, libinterp/parse-tree/pt-eval.cc,
libinterp/parse-tree/pt-except.h, libinterp/parse-tree/pt-exp.h,
libinterp/parse-tree/pt-fcn-handle.cc, libinterp/parse-tree/pt-id.cc,
libinterp/parse-tree/pt-id.h, libinterp/parse-tree/pt-idx.cc,
libinterp/parse-tree/pt-idx.h, libinterp/parse-tree/pt-loop.h,
libinterp/parse-tree/pt-mat.cc, libinterp/parse-tree/pt-misc.cc,
libinterp/parse-tree/pt-misc.h, libinterp/parse-tree/pt-pr-code.cc,
libinterp/parse-tree/pt-select.h, libinterp/parse-tree/pt-stmt.h,
libinterp/parse-tree/token.h, libinterp/version.cc:
Use GNU style coding conventions for code in libinterp/
author | Rik <rik@octave.org> |
---|---|
date | Mon, 28 Oct 2013 19:51:46 -0700 |
parents | d63878346099 |
children | 6a71e5030df5 |
line wrap: on
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/* Copyright (C) 2010-2013 Jaroslav Hajek Copyright (C) 2010 VZLU Prague 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 3 of the License, 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. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <string> #include <cctype> #include <sstream> #include <algorithm> #include "lo-ieee.h" #include "Cell.h" #include "ov.h" #include "defun.h" #include "gripes.h" #include "utils.h" static inline bool is_imag_unit (int c) { return c == 'i' || c == 'j'; } static double single_num (std::istringstream& is) { double num; char c = is.peek (); // Skip spaces. while (isspace (c)) { is.get (); c = is.peek (); } if (std::toupper (c) == 'I') { // It's infinity. is.get (); char c1 = is.get (), c2 = is.get (); if (std::tolower (c1) == 'n' && std::tolower (c2) == 'f') { num = octave_Inf; is.peek (); // May set EOF bit. } else is.setstate (std::ios::failbit); // indicate that read has failed. } else if (c == 'N') { // It's NA or NaN is.get (); char c1 = is.get (); if (c1 == 'A') { num = octave_NA; is.peek (); // May set EOF bit. } else { char c2 = is.get (); if (c1 == 'a' && c2 == 'N') { num = octave_NaN; is.peek (); // May set EOF bit. } else is.setstate (std::ios::failbit); // indicate that read has failed. } } else is >> num; return num; } static std::istringstream& extract_num (std::istringstream& is, double& num, bool& imag, bool& have_sign) { have_sign = imag = false; char c = is.peek (); // Skip leading spaces. while (isspace (c)) { is.get (); c = is.peek (); } bool negative = false; // Accept leading sign. if (c == '+' || c == '-') { have_sign = true; negative = c == '-'; is.get (); c = is.peek (); } // Skip spaces after sign. while (isspace (c)) { is.get (); c = is.peek (); } // Imaginary number (i*num or just i), or maybe 'inf'. if (c == 'i') { // possible infinity. is.get (); c = is.peek (); if (is.eof ()) { // just 'i' and string is finished. Return immediately. imag = true; num = negative ? -1.0 : 1.0; return is; } else { if (std::tolower (c) != 'n') imag = true; is.unget (); } } else if (c == 'j') imag = true; // It's i*num or just i if (imag) { is.get (); c = is.peek (); // Skip spaces after imaginary unit. while (isspace (c)) { is.get (); c = is.peek (); } if (c == '*') { // Multiplier follows, we extract it as a number. is.get (); num = single_num (is); if (is.good ()) c = is.peek (); } else num = 1.0; } else { // It's num, num*i, or numi. num = single_num (is); if (is.good ()) { c = is.peek (); // Skip spaces after number. while (isspace (c)) { is.get (); c = is.peek (); } if (c == '*') { is.get (); c = is.peek (); // Skip spaces after operator. while (isspace (c)) { is.get (); c = is.peek (); } if (is_imag_unit (c)) { imag = true; is.get (); c = is.peek (); } else is.setstate (std::ios::failbit); // indicate read has failed. } else if (is_imag_unit (c)) { imag = true; is.get (); c = is.peek (); } } } if (is.good ()) { // Skip trailing spaces. while (isspace (c)) { is.get (); c = is.peek (); } } if (negative) num = -num; return is; } static inline void set_component (Complex& c, double num, bool imag) { #if defined (HAVE_CXX_COMPLEX_SETTERS) if (imag) c.imag (num); else c.real (num); #elif defined (HAVE_CXX_COMPLEX_REFERENCE_ACCESSORS) if (imag) c.imag () = num; else c.real () = num; #else if (imag) c = Complex (c.real (), num); else c = Complex (num, c.imag ()); #endif } static Complex str2double1 (const std::string& str_arg) { Complex val (0.0, 0.0); std::string str = str_arg; // FIXME: removing all commas doesn't allow actual parsing. // Example: "1,23.45" is wrong, but passes Octave. str.erase (std::remove (str.begin (), str.end(), ','), str.end ()); std::istringstream is (str); double num; bool i1, i2, s1, s2; if (is.eof ()) val = octave_NaN; else if (! extract_num (is, num, i1, s1)) val = octave_NaN; else { set_component (val, num, i1); if (! is.eof ()) { if (! extract_num (is, num, i2, s2) || i1 == i2 || ! s2) val = octave_NaN; else set_component (val, num, i2); } } return val; } DEFUN (str2double, args, , "-*- texinfo -*-\n\ @deftypefn {Built-in Function} {} str2double (@var{s})\n\ Convert a string to a real or complex number.\n\ \n\ The string must be in one of the following formats where\n\ a and b are real numbers and the complex unit is @qcode{'i'} or @qcode{'j'}:\n\ \n\ @itemize\n\ @item a + bi\n\ \n\ @item a + b*i\n\ \n\ @item a + i*b\n\ \n\ @item bi + a\n\ \n\ @item b*i + a\n\ \n\ @item i*b + a\n\ @end itemize\n\ \n\ If present, a and/or b are of the form @nospell{[+-]d[,.]d[[eE][+-]d]} where\n\ the brackets indicate optional arguments and @qcode{'d'} indicates zero or\n\ more digits. The special input values @code{Inf}, @code{NaN}, and @code{NA}\n\ are also accepted.\n\ \n\ @var{s} may be a character string, character matrix, or cell array.\n\ For character arrays the conversion is repeated for every row, and\n\ a double or complex array is returned. Empty rows in @var{s} are deleted\n\ and not returned in the numeric array. For cell arrays each character\n\ string element is processed and a double or complex array of the same\n\ dimensions as @var{s} is returned.\n\ \n\ For unconvertible scalar or character string input @code{str2double} returns\n\ a NaN@. Similarly, for character array input @code{str2double} returns a\n\ NaN for any row of @var{s} that could not be converted. For a cell array,\n\ @code{str2double} returns a NaN for any element of @var{s} for which\n\ conversion fails. Note that numeric elements in a mixed string/numeric\n\ cell array are not strings and the conversion will fail for these elements\n\ and return NaN.\n\ \n\ @code{str2double} can replace @code{str2num}, and it avoids the security\n\ risk of using @code{eval} on unknown data.\n\ @seealso{str2num}\n\ @end deftypefn") { octave_value retval; if (args.length () != 1) print_usage (); else if (args(0).is_string ()) { if (args(0).rows () == 0 || args(0).columns () == 0) { retval = Matrix (1, 1, octave_NaN); } else if (args(0).rows () == 1 && args(0).ndims () == 2) { retval = str2double1 (args(0).string_value ()); } else { const string_vector sv = args(0).all_strings (); if (! error_state) retval = sv.map<Complex> (str2double1); } } else if (args(0).is_cell ()) { const Cell cell = args(0).cell_value (); if (! error_state) { ComplexNDArray output (cell.dims (), octave_NaN); for (octave_idx_type i = 0; i < cell.numel (); i++) { if (cell(i).is_string ()) output(i) = str2double1 (cell(i).string_value ()); } retval = output; } } else retval = Matrix (1, 1, octave_NaN); return retval; } /* %!assert (str2double ("1"), 1) %!assert (str2double ("-.1e-5"), -1e-6) %!assert (str2double (char ("1", "2 3", "4i")), [1; NaN; 4i]) %!assert (str2double ("1,222.5"), 1222.5) %!assert (str2double ("i"), i) %!assert (str2double ("2j"), 2i) %!assert (str2double ("2 + j"), 2+j) %!assert (str2double ("i*2 + 3"), 3+2i) %!assert (str2double (".5*i + 3.5"), 3.5+0.5i) %!assert (str2double ("1e-3 + i*.25"), 1e-3 + 0.25i) %!assert (str2double (["2 + j";"1.25e-3";"-05"]), [2+i; 1.25e-3; -5]) %!assert (str2double ({"2 + j","1.25e-3","-05"}), [2+i, 1.25e-3, -5]) %!assert (str2double (1), NaN) %!assert (str2double ("1 2 3 4"), NaN) %!assert (str2double ("Hello World"), NaN) %!assert (str2double ("NaN"), NaN) %!assert (str2double ("NA"), NA) %!assert (str2double ("Inf"), Inf) %!assert (str2double ("iNF"), Inf) %!assert (str2double ("-Inf"), -Inf) %!assert (str2double ("Inf*i"), complex (0, Inf)) %!assert (str2double ("iNF*i"), complex (0, Inf)) %!assert (str2double ("NaN + Inf*i"), complex (NaN, Inf)) %!assert (str2double ("Inf - Inf*i"), complex (Inf, -Inf)) %!assert (str2double ("-i*NaN - Inf"), complex (-Inf, -NaN)) %!assert (str2double ({"abc", "4i"}), [NaN + 0i, 4i]) %!assert (str2double ({2, "4i"}), [NaN + 0i, 4i]) %!assert (str2double (zeros (3,1,2)), NaN) %!assert (str2double (''), NaN) %!assert (str2double ([]), NaN) %!assert (str2double (char(zeros(3,0))), NaN) */