#!/usr/bin/perl --
use strict;
use warnings;
use Time::Piece;

Main( @ARGV );
exit( 0 );

sub Main {
    my( $now ) = @_;
##    $now ||= Time::Piece::localtime->strftime('%m-%d-%Y');
    $now  ||= "08-13-2013";
    my $raw =
'Date        Time      Tag
08-13-2013 21:22:17  Yes
08-13-2013 22:22:17  No
08-14-2013 11:22:17  Yes
08-13-2012 21:22:17  Yes
08-13-2011 22:22:17  No
08-14-2012 01:22:17  Yes
';;;;
    my( $header, $todaytes ) = rubberBiscuit( $now , \$raw );
    print $header;
    print "$_\n" for @$todaytes ;
}
sub rubberBiscuit {
    my( $now, $file ) = @_;
    use autodie;
    open my($in), '<', $file ; ## or die by autodie
    my @today;
    my $header = readline $in;
    while( readline $in ){
        my($date, $time, $tag ) = split ' ';
        if( $date eq $now ){
            push @today,
            join ' ',
                Time::Piece->strptime(
                    "$date $time", '%m-%d-%Y %H:%M:%S',
                )->strftime('%Y-%m-%d %H:%M:%S'),
                $tag,
            ;;;;;
        }
    }
    @today = sort @today;
    return $header, \@today;
}

__END__
Date        Time      Tag
2013-08-13 21:22:17 Yes
2013-08-13 22:22:17 No

[download]

In reply to Re^2: Date plus Time sort from file by Anonymous Monk
in thread Date plus Time sort from file by sidsinha

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