From 69715b615417a51abf0b97b55bffa8fa274489e3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=8A=B1=E8=A3=A4=E8=A1=A9?= <panfree23@gmail.com>
Date: Mon, 10 Jun 2019 17:16:36 +0800
Subject: [PATCH] Menu: fixed submenu hidden bug after adding
 popper-append-to-body (#15391)

---
 packages/menu/src/submenu.vue | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/packages/menu/src/submenu.vue b/packages/menu/src/submenu.vue
index 36d65fb34..7631128a4 100644
--- a/packages/menu/src/submenu.vue
+++ b/packages/menu/src/submenu.vue
@@ -208,6 +208,9 @@
         this.dispatch('ElSubmenu', 'mouse-leave-child');
         clearTimeout(this.timeout);
         this.timeout = setTimeout(() => {
+          if (this.appendToBody) {
+            this.rootMenu.openedMenus = [];
+          }
           !this.mouseInChild && this.rootMenu.closeMenu(this.index);
         }, this.hideTimeout);
       },