fix IE version logic

9 years ago · 7ad9db3eb3
1 changed files with 2 additions and 1 deletions
--- 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() {