use strict;
use warnings;
 
my $filename = 'dirtest.txt';
open(my $fh, '<:encoding(UTF-8)', $filename)
  or die "Could not open file '$filename' $!";
 
while (my $row = <$fh>) {
  chomp $row;
  next if $row =~ /.{20}\\[a-zA-Z]\s[\r\n]/;
  print "$row\n";
}

[download]

The following is the file content:

 Directory of D:\ \Q\X

09/20/2019  07:57 PM    <DIR>          .
09/20/2019  07:57 PM    <DIR>          ..

[download]

The regex works for this content in online regex https://regex101.com/r/LFrvLp/11 When I run the script, every row is displayed, it should only be the first row as it is the only row with a backslash in position 21.

In reply to Re^2: How do I display only matches by tem2
in thread (SOLVED) How do I display only matches by tem2

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