NAME
Tie::FlipFlop - Alternate between two values.
SYNOPSIS
use Tie::FlipFlop;
tie my $flipflop => Tie::FlipFlop => qw /Red Green/;
print $flipflop; # Prints 'Red'.
print $flipflop; # Prints 'Green'.
print $flipflop; # Prints 'Red'.
DESCRIPTION
Tie::FlipFlop
allows you to tie a scalar in such a way that refering to the scalar alternates between two values. When tying the scalar, exactly two extra arguments have to be given, the values to be alternated between.
Assigning to the scalar leads to a fatal, but trappable, error.
REVISION HISTORY
$Log: FlipFlop.pm,v $
Revision 1.1 1999/07/19 22:07:22 abigail
Initial revision
AUTHOR
This package was written by Abigail.
COPYRIGHT and LICENSE
This package is copyright 1999 by Abigail.
This program is free and open software. You may use, copy, modify, distribute and sell this program (and any modified variants) in any way you wish, provided you do not restrict others to do the same.