From 061e8e39402e375723b3f4975630d0181cd83c24 Mon Sep 17 00:00:00 2001
From: msidolphin <OoMass-EffectoO@hotmail.com>
Date: Fri, 16 Aug 2019 09:28:33 +0800
Subject: [PATCH] fixed#6193

---
 src/components/collapse/collapse.vue | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/components/collapse/collapse.vue b/src/components/collapse/collapse.vue
index 52016418..75be1d7e 100644
--- a/src/components/collapse/collapse.vue
+++ b/src/components/collapse/collapse.vue
@@ -42,12 +42,13 @@
         methods: {
             setActive () {
                 const activeKey = this.getActiveKey();
+                this.$nextTick(() => {
+                    this.$children.forEach((child, index) => {
+                        const name = child.name || index.toString();
 
-                this.$children.forEach((child, index) => {
-                    const name = child.name || index.toString();
-
-                    child.isActive = activeKey.indexOf(name) > -1;
-                    child.index = index;
+                        child.isActive = activeKey.indexOf(name) > -1;
+                        child.index = index;
+                    });
                 });
             },
             getActiveKey () {