Atompub::DateTime(3) A date and time object for the Atom Publishing Protocol

SYNOPSIS


# assuming the local timezone is JST (+09:00)
use Atompub::DateTime qw(datetime);
$dt = datetime; # current time
$dt = datetime(DateTime->new);
$dt = datetime(1167609600); # UTC epoch value
$dt = datetime('20070101090000');
$dt = datetime('2007-01-01 09:00:00');
$dt = datetime('2007-01-01 00:00:00Z');
$dt = datetime('2007-01-01T09:00:00+09:00');
$dt = datetime('2007-01-01T00:00:00Z');
$dt = datetime('Mon, 01 Jan 2007 00:00:00 GMT');
$dt->epoch; # 1167609600 (UTC epoch value)
$dt->iso; # 2007-01-01 09:00:00 (in localtime)
$dt->isoz; # 2007-01-01 00:00:00Z
$dt->w3c; # 2007-01-01T09:00:00+09:00
$dt->w3cz; # 2007-01-01T00:00:00Z
$dt->str; # Mon, 01 Jan 2007 00:00:00 GMT
my $dt2 = datetime($dt); # copy
$dt == $dt2; # compare
"$dt"; # $dt->w3c
$dt->dt; # DateTime object

METHODS

Atompub::DateTime->new([ $str ])

Returns a datetime object representing the time $str. If the function is called without an argument, it will use the current time.

datetime([ $str ])

An alias for Atompub::DateTime->new

$datetime->epoch

Returns UTC epoch value.

    1167609600

$datetime->iso

Returns a ``YYYY-MM-DD hh:mm:ss''-formatted string representing time in the local time zone.

    2007-01-01 09:00:00

$datetime->isoz

Returns a ``YYYY-MM-DD hh:mm:ssZ''-formatted string representing Universal Time.

    2007-01-01 00:00:00Z

$datetime->w3c

Returns a ``YYYY-MM-DDThh:mm:ssTZ''-formatted string (W3C DateTime Format) representing time in the local time zone.

    2007-01-01T09:00:00+09:00

$datetime->w3cz

Returns a ``YYYY-MM-DDThh:mm:ssZ''-formatted string (W3C DateTime Format) representing Universal Time.

    2007-01-01T00:00:00Z

$datetime->str

Returns a human readable representation.

    Mon, 01 Jan 2007 00:00:00 GMT

$datetime->dt

An accessor for the internal DateTime object.

$datetime->tz

An accessor for the internal DateTime::TimeZone object.

$datetime->fmt

An accessor for the internal DateTime::Format object.

INTERNAL INTERFACES

$datetime->init

$datetime->_parse_timestamp

AUTHOR

Takeru INOUE, <takeru.inoue _ gmail.com>

LICENCE AND COPYRIGHT

Copyright (c) 2007, Takeru INOUE "<takeru.inoue _ gmail.com>". All rights reserved.

This module is free software; you can redistribute it and/or modify it under the same terms as Perl itself. See perlartistic.

DISCLAIMER OF WARRANTY

BECAUSE THIS SOFTWARE IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY FOR THE SOFTWARE, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES PROVIDE THE SOFTWARE ``AS IS'' WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SOFTWARE IS WITH YOU. SHOULD THE SOFTWARE PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR, OR CORRECTION.

IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR REDISTRIBUTE THE SOFTWARE AS PERMITTED BY THE ABOVE LICENCE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE SOFTWARE (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE SOFTWARE TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.