1  #!/usr/bin/perl
     2
     3  use strict;
     4  use warnings;
     5
     6  {   my %mons = qw( Jan 1 Feb 2 Mar 3 Apr 4 May 5 Jun 6 Jul 7 A
+ug 8 Sep
     7  + 9 Oct 10 Nov 11 Dec 12 );
     8      my $mon_str = join '|', keys %mons;
     9      my $mon_re = qr/$mon_str/;
    10
    11      sub fix_bcp_file {
    12          my ( $file ) = @_;
    13          local ( $^I, @ARGV ) = ( '', $file );
    14          while ( <> ) {
    15              s/(^|\,)($mon_re)\s{1,2}(\d{1,2})\s(\d{4})\s\s?(\d
+\d?):(\d
    16  +\d):(\d\d):(\d{3})([AP])M(\,|$)/
    17                $1 .
    18                sprintf( '%04d-%02d-%02d %02d:%02d:%02d.%03d',
    19                  $4,
    20                  $mons{ $2 },
    21                  $3,
    22                  ( $9 eq 'P' && $5 < 12) ? $5 + 12 : ( $9 eq 'A
+' && $5
    23  +== 12 ) ? 0 : $5,
    24                  $6,
    25                  $7,
    26                  $8 ) .
    27                $10
    28              /eg;
    29              print;  # UPDATED thanks runrig
    30          }
    31      }
    32  }
    33  for my $file (@ARGV) {
    34     fix_bcp_file($file);
    35  }
    36
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