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  1. or download this
    use warnings;
use strict;
...
  print 'rx 4: ', pp(\@ra), "\n";

  }
  2. or download this
    c:\@Work\Perl\monks\Ach>perl regex_problem_1.pl
perl version 5.014004
...
rx 2: ["", "\"quoted-text\"", "\"", ""]
rx 3: ["", "\"quoted-text\"", "\"", ""]
rx 4: ["", "\"quoted-text\"", ""]