sub today_is_24hours {
    my $now = 60*60*int( time()/60/60 );   # Start of this hour
    my $hour = ( localtime($now) )[2];
    $now -= $hour*60*60;                   # Start of this day
    return ( localtime($now) )[8] == ( localtime($now+24*60*60) )[8];
}

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(DST never changes twice in a single day.)

- tye        

In reply to Re: Is there an official DST border day detection module? (localtime) by tye
in thread Is there an official DST border day detection module? by flowdy

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