fix

components/button/demo/index.vue

@@ -9,8 +9,6 @@ import Multiple from './multiple'
 import Size from './size'
 import CN from '../index.zh-CN.md'
 import US from '../index.en-US.md'
-export default {
-  render () {
 const md = {
   cn: `# Button 按钮
           按钮用于开始一个即时操作。
@@ -23,9 +21,11 @@ export default {
           A button means an operation (or a series of operations). Clicking a button will trigger corresponding business logic.
           `,
 }
+export default {
+  render () {
     return (
       <div>
-        <md {...md}/>
+        <md cn={md.cn} us={md.us}/>
         <Basic />
         <ButtonGroup />
         <Disabled />