Mercurial > octave
view libinterp/corefcn/pr-flt-fmt.cc @ 31192:7401a2501be4
maint: merge stable to default
author | Rik <rik@octave.org> |
---|---|
date | Mon, 15 Aug 2022 21:06:21 -0700 |
parents | ed17822e7662 |
children | e88a07dec498 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1993-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // 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 // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include "defun.h" #include "error.h" #include "pr-flt-fmt.h" #include "variables.h" // The precision of the numbers printed by the default output // routines. static int Voutput_precision = 5; int output_precision (void) { return Voutput_precision; } void set_output_prec (int prec) { Voutput_precision = prec; } OCTAVE_NAMESPACE_BEGIN DEFUN (output_precision, args, nargout, doc: /* -*- texinfo -*- @deftypefn {} {@var{val} =} output_precision () @deftypefnx {} {@var{old_val} =} output_precision (@var{new_val}) @deftypefnx {} {@var{old_val} =} output_precision (@var{new_val}, "local") Query or set the internal variable that specifies the minimum number of significant figures to display for numeric output. Note that regardless of the value set for @code{output_precision}, the number of digits of precision displayed is limited to 16 for double precision values and 7 for single precision values. When called from inside a function with the @qcode{"local"} option, the variable is changed locally for the function and any subroutines it calls. The original variable value is restored when exiting the function. @seealso{format, fixed_point_format} @end deftypefn */) { return set_internal_variable (Voutput_precision, args, nargout, "output_precision", 0, 16); } OCTAVE_NAMESPACE_END