> Could someone kindly guide me to the right direction.

Sure! :)

Firstly start with an example that makes sense (why is "world" excluded, it's different!?!) and then show us what you tried so far!

Cheers Rolf

( addicted to the Perl Programming Language)

In reply to Re: Merge the difference between two files and save it on the first file. Also update the first file with info in second file. by LanX
in thread Merge the difference between two files and save it on the first file. Also update the first file with info in second file. by Shariq

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