Also, I could not able to find the IO::File in the Perl Package Manager.
IO::File is a Core module, which means that it should be available to you. Try this at your command prompt: 
perldoc IO::File

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In reply to Re^3: Remove Duplicates from one text file and print them in another text file. by toolic
in thread Remove Duplicates from one text file and print them in another text file. by bedohave9

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