diff --git a/README.md b/README.md
index 0cc36bb3..57732d92 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,6 @@
 
 </div>
 
-- 在线体验 - [http://webank.gitee.io/fes-pro/](http://webank.gitee.io/fes-pro/)
 - 使用文档 - [https://webank.gitee.io/fes.js/](https://webank.gitee.io/fes.js/)
 - 更新日志 - [https://github.com/WeBankFinTech/fes.js/blob/master/CHANGELOG.md](https://github.com/WeBankFinTech/fes.js/blob/master/CHANGELOG.md)
 
diff --git a/packages/fes-core/src/api/index.js b/packages/fes-core/src/api/index.js
index b3bcd61b..c24bd4e7 100644
--- a/packages/fes-core/src/api/index.js
+++ b/packages/fes-core/src/api/index.js
@@ -142,7 +142,8 @@ const success = function (response) {
         error.response = response;
         throw error;
     }
-    return result || {};
+    // eslint-disable-next-line no-undefined
+    return (result === undefined || result === null) || {};
 };
 
 const fail = function (error) {
@@ -173,6 +174,7 @@ const fail = function (error) {
     throw error;
 };
 
+// eslint-disable-next-line complexity
 const param = function (url, data, option) {
     const method = instance.defaults.method || 'post';
     if (util.isNull(url)) {