string bzread( resource bz [, intlength = 1024 ] )

<?php
   file = "/tmp/foo.bz2";bz = bzopen(file, "r") or die("Couldn't openfile");
   decompressed_file = "";

   while(!feof(bz)) {
      decompressed_file .= bzread(bz, 4096);
   }
   bzclose(bz);

   echo "The contents offile are: <br />\n";
   echo $decompressed_file;
?>