Which line of your sample input would you expect to match m/stud_doc\.su_id/?
The closest thing I can find in your sample data to stud_doc.su_id is two occurrences of stud_doc.stud_id. When I run your script using stud_doc.stud_id on the command line, it works fine.
Dave
In reply to Re^2: need helpo regarding regular expression
by davido
in thread need helpo regarding regular expression
by praveenchappa
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