判断

application/index/service/HouseService.php

@@ -106,11 +106,14 @@ class HouseService
                     $remark .= ',地址改为:' . $data['internal_address'];
                 }
 
+                if ($landlord_phone_new) {
                     $landlord_phone_old = $this->landlordPhoneEdit($landlord_phone_new, $data['id']);
 
                     if (!empty($landlord_phone_old)) {
                         $remark .= ',删除房东手机号：' . implode(',', $landlord_phone_old);
                     }
+                }
+
                 $m_operating->record($agent_id, 6, $remark, $data['id']);
             }