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print all data matching identical three alphabets from two different filesby mao9856 (Sexton)
|on Nov 15, 2017 at 14:01 UTC||Need Help??|
mao9856 has asked for the wisdom of the Perl Monks concerning the following question:
I have two huge files. File1 has one column and File2 has two columns as follows:
.............I want to match first column of File1 and starting three alphabets of second column of File2 and print Ids of those are matched.
I tried foloowing code:
It know it won't separate matching initial three alphabets, but it will match exact values with 'error: use of unitialized value' until use warnings is blocked. Please help.