http://www.perlmonks.org?node_id=21908


in reply to (jeffa) Re: How do I remove blank lines from text files?
in thread How do I remove blank lines from text files?

Of course, if you're going to bother to start up vi, you might as well just do perl -pi -e 's/^\n$//' file.txt But I think this exceeds the scope of the original poster's question, since his program is already parsing the file.