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Re^2: extract line

by rjt (Deacon)
on Jul 20, 2013 at 20:56 UTC ( #1045469=note: print w/ replies, xml ) Need Help??


in reply to Re: extract line
in thread extract line

How about this?

perl -pe'open _,file2;0+$_~~[<_>]or$_=""' file1

47 chars, versus 91 (84, removing unnecessary whitespace). This one's definitely "just for fun", though, due to now-experimental smartmatch and re-reading of file2.


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