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1   ////////////////////////////////////////////////////////////////////////////////
2   // MillScript: an Open Spice interpreter and batch website creation tool
3   // Copyright (C) 2001-2004 Open World Ltd
4   //
5   // This file is part of MillScript.
6   //
7   // MillScript is free software; you can redistribute it and/or modify it under
8   // the terms of the GNU General Public License as published by the Free
9   // Software Foundation; either version 2 of the License, or (at your option)
10  // any later version.
11  //
12  // MillScript is distributed in the hope that it will be useful, but WITHOUT
13  // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15  // more details.
16  //
17  // You should have received a copy of the GNU General Public License along with
18  // MillScript; if not, write to the Free Software Foundation, Inc., 59 Temple
19  // Place, Suite 330, Boston, MA  02111-1307  USA
20  ////////////////////////////////////////////////////////////////////////////////
21  package org.millscript.millscript.functions;
22  
23  import org.millscript.millscript.vm.Machine;
24  
25  /**
26   * This class implements the MillScript <code>charCode</code> function.
27   */
28  public class CharCodeFunction extends Function {
29  
30      /**
31       * @see org.millscript.millscript.functions.Function#apply(org.millscript.millscript.vm.Machine, int)
32       */
33      @Override
34      public void apply( final Machine mc, final int nargs ) {
35          if ( nargs == 1 ) {
36              Character c = mc.popCharacter();
37              mc.pushObject( new Integer( c.charValue() ) );
38          } else {
39              checkNargs( mc, 1, nargs );
40          }
41      }
42  
43  }