http://www.perlmonks.org?node_id=1030599


in reply to Re^2: How to replace string in file2 that matches first column of file1 with second column of file1
in thread How to replace string in file2 that matches first column of file1 with second column of file1

And "If you show me, I'll remember."
I simply shown the OP, a blue-print of what to do, he/she would have to build the building to completion.
Nice one Not a Number :)

If you tell me, I'll forget.
If you show me, I'll remember.
if you involve me, I'll understand.
--- Author unknown to me