in reply to Daylight Savings Time Determination

Use DateTime: 
my $dt = DateTime::Format::ISO8601->new();
$dt->parse_datetime( $date_string );
print( $dt->is_dst ? 'Y' : 'N' )

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Update: fglock is right; use the syntax he shows in his reply to the OP.

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Re^2: Daylight Savings Time Determination
by fglock (Vicar) on Dec 07, 2004 at 20:19 UTC

    DateTime::Format::ISO8601->new() returns a parser object, not a "DateTime" object.
    You can use the parser as a "DateTime" factory.

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