I often find myself making use of the autosplit functionality on Windows (and even on UNIX, because I don't know much about awk).
Just last month, a cow-worker asked me for a Perl script to extract and print three specific columns from a 33-column .csv file.
perl -F, -ane "print join(',' => @F[0,8,9]), qq[\n] if (@F == 33)" inp
My favorite perldoc has got to be perlrun.
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