Thanks Corion, far more elegant. I made a small adjustment so it could accept the whole string: 
sub fix_time {
    my $time = shift;
    $time =~ s/\s(\d:\d\d)$/ 0$1/;
    return $time;
}

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In reply to Re^2: Parsing a date time string by bangor
in thread Parsing a date time string by bangor

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