diff --git a/examples/views/layout/component.vue b/examples/views/layout/component.vue
index 973640e..6e5d9e9 100644
--- a/examples/views/layout/component.vue
+++ b/examples/views/layout/component.vue
@@ -101,13 +101,15 @@ export default {
       let anchorList = [];
       for (let index in domList) {
         let dom = domList[index] || {};
-        dom.addEventListener('click', e => {
-          // 阻止a标签的默认行为
-          e = e || window.event;
-          e.preventDefault();
-          document.documentElement.scrollTop = dom.offsetTop - headerHeight;
-          this.$router.replace({ path: this.$route.path, hash: dom.hash });
-        });
+        if (dom.addEventListener) {
+          dom.addEventListener('click', e => {
+            // 阻止a标签的默认行为
+            e = e || window.event;
+            e.preventDefault();
+            document.documentElement.scrollTop = dom.offsetTop - headerHeight;
+            this.$router.replace({ path: this.$route.path, hash: dom.hash });
+          });
+        }
         if (dom.parentNode) {
           const text = `${dom.parentNode.innerHTML}`.replace(/<\/?.*[^>]*>/g, '').trim();
           if (text === 'API') {
--
libgit2 0.21.0