Lines:

}


$rt = isset($_GET['rt']) ? $_GET['rt'] : 5;
$r = isset($_GET['r']) ? $_GET['r'] : 0;

if ( $r < $rt ) {
  $code = isset($_GET['code']) ? (int)$_GET['code'] : 302;
  header("Location: $url?rt=" . $rt . "&r=" . ($r+1), true, $code);
  echo "Redirect $r of $rt";
  exit;
}
echo "Redirect $r of $rt is FINAL.<br/>";
echo "GET['rt'] = Total times to redirect. Defaults to 5.<br />";
echo "GET['r'] = Current redirection. Defaults to 0.<br />";
echo "<a href='$url?source=true'>View Source</a>";

 

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