From 7ad9db3eb3e68523fc7923e9286776127dd0e7f0 Mon Sep 17 00:00:00 2001
From: KgTong <kgtong1992@gmail.com>
Date: Wed, 28 Oct 2015 19:39:36 +0800
Subject: [PATCH] fix IE version logic

---
 components/spin/index.jsx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/components/spin/index.jsx b/components/spin/index.jsx
index f6383b93e1..523f94bfc1 100644
--- a/components/spin/index.jsx
+++ b/components/spin/index.jsx
@@ -17,7 +17,8 @@ const AntSpin = React.createClass({
 
   getIEVersion() {
     let ua = navigator.userAgent.toLowerCase();
-    return ua.match(/msie ([\d.]+)/)[1];
+    let s = ua.match(/msie ([\d.]+)/);
+    return s ? s[1] : false;
   },
 
   isNestedPattern() {