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  1. or download this
    my @files = <data/j*.?.txt>;
    
  2. or download this
    #!/usr/bin/env perl
    use strict;
    ...
    }   
            
    print "Using @files";
    
  3. or download this
    $ ./gt.pl 
    Found data/j.a.txt data/j.foo.txt data/j.xyz.txt
    $ ./gt.pl 'j*.?.txt'
    Using j*.?.txt instead
    Found data/j.a.txt