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  1. or download this
    use strict;
use warnings;
...
@data = grep /\S/, @data; # I don't understand why I had to do this

print Dumper \@data;
  2. or download this
    $VAR1 = ['This is a test.','This is a multiline test.']
  3. or download this
    This is a test.
XXX
This is a multiline
test.
XXX