Mercurial > octave-nkf
view examples/structdemo.cc @ 18526:dd669c2ae76c stable rc-3-8-1-4
3.8.1 release candidate 4
* configure.ac (OCTAVE_VERSION): Bump to 3.8.1-rc4.
(OCTAVE_MINOR_VERSION): Bump to 1-rc4.
(OCTAVE_RELEASE_DATE): Set to 2014-02-26.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 27 Feb 2014 11:02:23 -0500 |
parents | be41c30bcb44 |
children |
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#include <octave/oct.h> #include <octave/ov-struct.h> DEFUN_DLD (structdemo, args, , "Struct Demo") { octave_value retval; int nargin = args.length (); if (args.length () == 2) { octave_scalar_map arg0 = args(0).scalar_map_value (); //octave_map arg0 = args(0).map_value (); if (! error_state) { std::string arg1 = args(1).string_value (); if (! error_state) { octave_value tmp = arg0.contents (arg1); //octave_value tmp = arg0.contents (arg1)(0); if (tmp.is_defined ()) { octave_scalar_map st; st.assign ("selected", tmp); retval = octave_value (st); } else error ("structdemo: struct does not have a field named '%s'\n", arg1.c_str ()); } else error ("structdemo: ARG2 must be a character string"); } else error ("structdemo: ARG1 must be a struct"); } else print_usage (); return retval; }