From eb28be445b4e114edebb1c6225d2c8ead322c4d8 Mon Sep 17 00:00:00 2001
From: guy <guy@finereport.com>
Date: Wed, 3 Jan 2018 14:21:19 +0800
Subject: [PATCH] update

---
 dist/fix/fix.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/dist/fix/fix.js b/dist/fix/fix.js
index 401ce0f69..0568197e5 100644
--- a/dist/fix/fix.js
+++ b/dist/fix/fix.js
@@ -23,6 +23,11 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
 
     var hasProto = '__proto__' in {};
 
+    var isIE = function isIE() {
+        return (/(msie|trident)/i.test(navigator.userAgent.toLowerCase())
+        );
+    };
+
     var getIEVersion = function getIEVersion() {
         var version = 0;
         var agent = navigator.userAgent.toLowerCase();
@@ -39,7 +44,7 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
         }
         return version;
     };
-    var isIE9Below = getIEVersion() < 9;
+    var isIE9Below = isIE() && getIEVersion() < 9;
 
     var _toString = Object.prototype.toString;