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(* Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. *)
(* This file is part of GNU Modula-2.
GNU Modula-2 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 2, or (at your option) any later
version.
GNU Modula-2 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 gm2; see the file COPYING. If not, write to the Free Software
Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *)
MODULE nestedproc5 ;
FROM StrIO IMPORT WriteString, WriteLn ;
FROM StrLib IMPORT StrCopy, StrLen ;
PROCEDURE outer ;
VAR
a: ARRAY [0..80] OF CHAR ;
PROCEDURE flip (i, j: CARDINAL) ;
VAR
t: CHAR ;
BEGIN
t := a[i] ;
a[i] := a[j] ;
a[j] := t
END flip ;
PROCEDURE inner ;
VAR
h, l, k: CARDINAL ;
BEGIN
h := HIGH(a) ; (* test it.. *)
IF h#80
THEN
HALT
END ;
k := 0 ;
l := StrLen(a)-1 ;
flip(3, 8)
END inner ;
BEGIN
StrCopy('0128456739', a) ;
inner ;
WriteString(a) ; WriteLn
END outer ;
BEGIN
outer
END nestedproc5.
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