From 8ec96da204ba2b15ee8915f0ffa9d84ec52233e1 Mon Sep 17 00:00:00 2001
From: chenjiahan <chenjiahan@youzan.com>
Date: Sat, 30 May 2020 21:19:29 +0800
Subject: [PATCH] fix: delay might be undefined

---
 src/notice-bar/index.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/notice-bar/index.js b/src/notice-bar/index.js
index a2a95fd78..968ccb61e 100644
--- a/src/notice-bar/index.js
+++ b/src/notice-bar/index.js
@@ -1,4 +1,4 @@
-import { createNamespace } from '../utils';
+import { createNamespace, isDef } from '../utils';
 import { doubleRaf } from '../utils/dom/raf';
 import Icon from '../icon';
 
@@ -75,6 +75,8 @@ export default createComponent({
     },
 
     start() {
+      const delay = isDef(this.delay) ? this.delay * 1000 : 0;
+
       this.reset();
 
       setTimeout(() => {
@@ -94,7 +96,7 @@ export default createComponent({
             this.contentWidth = contentWidth;
           });
         }
-      }, this.delay * 1000);
+      }, delay);
     },
   },