This might be a roundabout way of doing it: 
unless (<FILE> =~ /([a-z]|[A-Z]|[0-9]/) {
#delete line
}

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Thus Spake the Master Programmer:
"After three days without programming, life becomes meaningless."
     ---Tao of Programing

In reply to Re: replacing blank lines by Fingo
in thread replacing blank lines by indapa

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