Mercurial > octave-nkf
view examples/globaldemo.cc @ 12312:b10ea6efdc58 release-3-4-x ss-3-3-91
version is now 3.3.91
author | John W. Eaton <jwe@octave.org> |
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date | Mon, 31 Jan 2011 08:36:58 -0500 |
parents | 4295d634797d |
children | be41c30bcb44 |
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#include <octave/oct.h> DEFUN_DLD (globaldemo, args, , "Global demo.") { int nargin = args.length (); octave_value retval; if (nargin != 1) print_usage (); else { std::string s = args(0).string_value (); if (! error_state) { octave_value tmp = get_global_value (s, true); if (tmp.is_defined ()) retval = tmp; else retval = "Global variable not found"; set_global_value ("a", 42.0); } } return retval; }