DateTime::Infinite(3pm) User Contributed Perl Documentation DateTime::Infinite(3pm)
NAME
DateTime::Infinite - Infinite past and future DateTime objects
SYNOPSIS
my $future = DateTime::Infinite::Future->new;
my $past = DateTime::Infinite::Past->new;
DESCRIPTION
This module provides two DateTime.pm subclasses, "DateTime::Infinite::Future" and
"DateTime::Infinite::Past".
The objects are in the "floating" timezone, and this cannot be changed.
BUGS
There seem to be lots of problems when dealing with infinite numbers on Win32. This may
be a problem with this code, Perl, or Win32's IEEE math implementation. Either way, the
module may not be well-behaved on Win32 operating systems.
METHODS
The only constructor for these two classes is the "new()" method, as shown in the
SYNOPSIS. This method takes no parameters.
All "get" methods in this module simply return infinity, positive or negative. If the
method is expected to return a string, it return the string representation of positive or
negative infinity used by your system. For example, on my system calling "year()" returns
a number which when printed appears either "inf" or "-inf".
The object is not mutable, so the "set()", "set_time_zone()", and "truncate()" methods are
all do-nothing methods that simply return the object they are called with.
Obviously, the "is_finite()" method returns false and the "is_infinite()" method returns
true.
AUTHOR
Dave Rolsky <autarch AT urth.org>
COPYRIGHT
Copyright (c) 2003-2006 David Rolsky. All rights reserved. This program is free
software; you can redistribute it and/or modify it under the same terms as Perl itself.
The full text of the license can be found in the LICENSE file included with this module.
SEE ALSO
datetime AT perl.org mailing list
http://datetime.perl.org/
perl v5.10.0 2007-06-19 DateTime::Infinite(3pm)
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