in reply to Re^7: Finding the parent of a text in a file
in thread Finding the parent of a text in a file

Thanks a lot Anonymous Monk.
This works awesomely on my cofig files of lines 12500 each and gives output in no time.
Apart from testing for regular differences ,I tried inserting a blank line in the config file, and it worked there too.
Thanks once again. :)

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Re^9: Finding the parent of a text in a file
by ExperimentsWithPerl (Acolyte) on Sep 06, 2015 at 16:05 UTC

    Forgot to mention its working on both Linus and Sun Solaris.