From c8d6e4b039bb356e3b18bd27fdeaf50158dc39ff Mon Sep 17 00:00:00 2001
From: tangjinzhou <415800467@qq.com>
Date: Fri, 29 Dec 2017 17:05:12 +0800
Subject: [PATCH] fix

---
 components/button/button.vue | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/components/button/button.vue b/components/button/button.vue
index 1ce57def5..031d056ec 100644
--- a/components/button/button.vue
+++ b/components/button/button.vue
@@ -86,10 +86,6 @@ export default {
       this.$emit('click', event)
     },
     insertSpace (child, needInserted) {
-      // Check the child if is undefined or null.
-      if (child == null) {
-        return child
-      }
       const SPACE = needInserted ? ' ' : ''
       if (typeof child.text === 'string') {
         let text = child.text.trim()