From c24858065f6e24d47d881606e03bd938369497d8 Mon Sep 17 00:00:00 2001
From: wusiyuan
 <[wusiyuan.sonny@bytedance.com](mailto:wusiyuan.sonny@bytedance.com)>
Date: Thu, 23 May 2019 20:30:47 +0800
Subject: [PATCH] Tree: Modify loop conditions to improve performance

---
 packages/tree/src/model/tree-store.js | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/packages/tree/src/model/tree-store.js b/packages/tree/src/model/tree-store.js
index ce023cff0f..34f052264d 100644
--- a/packages/tree/src/model/tree-store.js
+++ b/packages/tree/src/model/tree-store.js
@@ -44,10 +44,7 @@ export default class TreeStore {
 
       if (!node.visible && childNodes.length) {
         let allHidden = true;
-
-        childNodes.forEach((child) => {
-          if (child.visible) allHidden = false;
-        });
+        allHidden = !childNodes.some(child => child.visible);
 
         if (node.root) {
           node.root.visible = allHidden === false;