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Re: typeglobs and filehandles

by Dominus (Parson)
on Dec 20, 2000 at 23:15 UTC ( #47633=note: print w/ replies, xml ) Need Help??

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  1. or download this
      sub foo {
        my $z = 4;
        return $z;
      }
    
  2. or download this
      my $x;
      { my $var = 4;
    ...
      }
      # 'var' is now out of scope.
      print $$x;  # but this still prints "4".
    
  3. or download this
      sub new_filehandle {
        local *FH;
    ...
      }
    
      $x = new_filehandle();
    
  4. or download this
      sub new_filehandle {
        local *FH;
    ...
      }
    
      $x = new_filehandle();
    
  5. or download this
      sub new_filehandle {
        local *FH;     # return of *FH is implied
      }
    
      $x = new_filehandle();
    
  6. or download this
      $x = do { local *FH;   };  # return of *FH is implied
    

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