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Re^4: Dumb, non-question: How to return 'nothing'.

by ikegami (Pope)
on Jun 18, 2011 at 05:53 UTC ( #910299=note: print w/ replies, xml ) Need Help??

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  1. or download this
    while( my $next = $iter->() ) {
        ($next) = @$next;
        ...
    }
    
  2. or download this
    while( my ($next) = @{ $iter->() } ) {
        ...
    }
    

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