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  1. or download this
    use strict;
use warnings;
...

close $inFH
   or die qq{close: < scalar ref.: $!\n};
  2. or download this
    Setting input record separator to CRLF
Line 1
...
Line 3
  Original: 0x37 0x2c 0x38 0x2c 0x39 0x0a
   Chomped: 0x37 0x2c 0x38 0x2c 0x39