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  1. or download this
    while (<$foo>)      # Read in a line to $_
{
      print <$foo>; # Print the rest of the file
}
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    while (<$foo>)      # Read in a line to $_
{
      print;        # Print $_
}
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    print while (<$foo>);  # Read in lines and print them
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    print <$foo>;  # Print all lines from the file
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    # -- IO Implementation --------------------------------

...
print <FILE>;

close (FILE);