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Re^2: Unexpected difference in whitespace parsing in subroutine calls.

by Lexicon (Chaplain)
on Jul 10, 2005 at 11:20 UTC ( #473752=note: print w/replies, xml ) Need Help??

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  1. or download this
    #!/usr/bin/perl
    
    ...
      my %new = ();
      return grep (!$new{$_}++, @_);
    }
    
  2. or download this
    Chromium:~ lexicon$ perl -l little2.pl 
    Unquoted string "unique" may clash with future reserved word at little
    +2.pl line 7.
    1,2,1
    1,2
    
  3. or download this
    Chromium:~ lexicon$ perl -l -MO=Deparse little2.pl 
    Unquoted string "unique" may clash with future reserved word at little
    +2.pl line 7.
    ...
        return grep((!$new{$_}++), @_);
    }
    little2.pl syntax OK
    

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