class UsageException extends MWException {
private $mCodestr;
+
+ /**
+ * @var null|array
+ */
private $mExtraData;
+ /**
+ * @param $message string
+ * @param $codestr string
+ * @param $code int
+ * @param $extradata array|null
+ */
public function __construct( $message, $codestr, $code = 0, $extradata = null ) {
parent::__construct( $message, $code );
$this->mCodestr = $codestr;