Warning!

the example show above is _not_ working in every case!
This example will continue reading until there is no more data:

<?PHP
      $bz=bzopen('foo.bz2', 'r');
      $data="";
      do {
        $line=bzread($bz, 8092);
        if($line!==false)
          $data.=$line;
      }
      while($line);
      bzclose($bz);
?>