edit

app/shop/lib/Refund.php

@@ -173,6 +173,8 @@ class Refund
                 }
             }
 
+            $cash = round($cash, 2);
+
             if ($cash >= 0) {
                 $log = $this->up($data['id'], $order_goods_id, $status, $cash, $p_cash, $num, $desc, $pic, $process);