I would check if there are proper values in your @origcols array.

Do something like this before you get into the loop to modify it 

map { print $_,$/ } @origcols;

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If you see proper output then need to look at other places. Example of your header data will be helpful!

Actually davidrw's grep solution is much cleaner!

In reply to Re^7: Pre-process csv files before using by sk
in thread Pre-process csv files before using by DrAxeman

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