baoxiu

@@ -247,7 +247,8 @@ class Index extends Api
                 if ($str == 9) {
                     $num = '0' . '10';
                 } else {
-                    $num = '00' . $str . +1;
+                    $str2 = $str + 1;
+                    $num = '00' . $str2;
                 }
                 echo $num;
                 echo '1';