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Re: Secret Perl Operators: the boolean list squash operator, x!! (grep)

by tye (Cardinal)
on Jul 31, 2006 at 20:59 UTC ( #564872=note: print w/ replies, xml ) Need Help??

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  1. or download this
    ( list ) x!! cond
    ( grep cond, list )
    cond ? ( list ) : ()
    
  2. or download this
    join '/', grep defined $_, ...
    

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