diff --git a/src/pages/demo/plugins/export/txt.vue b/src/pages/demo/plugins/export/txt.vue
index 8c508da5..27c8e8e6 100644
--- a/src/pages/demo/plugins/export/txt.vue
+++ b/src/pages/demo/plugins/export/txt.vue
@@ -4,6 +4,30 @@
       slot="header"
       title="导出文本">
     </PageHeader>
+    <el-input
+      type="textarea"
+      :autosize="{ minRows: 2, maxRows: 4}"
+      placeholder="请输入内容"
+      v-model="text">
+    </el-input>
+    <div class="dd-mt dd-mb">
+      <el-button @click="exportTxt">保存为 txt</el-button>
+    </div>
     <Markdown url="/static/markdownFiles/article/插件 - 导出.md"></Markdown>
   </Container>
 </template>
+
+<script>
+export default {
+  data () {
+    return {
+      text: ''
+    }
+  },
+  methods: {
+    exportTxt () {
+      console.log('1')
+    }
+  }
+}
+</script>
diff --git a/static/markdownFiles/article/插件 - 导出.md b/static/markdownFiles/article/插件 - 导出.md
index eea5615a..5bd16fc1 100644
--- a/static/markdownFiles/article/插件 - 导出.md	
+++ b/static/markdownFiles/article/插件 - 导出.md	
@@ -24,7 +24,7 @@ this.$export.csv({
   columns,
   data
 })
-  .then(data => {
+  .then(() => {
     // ...可选回调
   })
 ```
@@ -80,7 +80,7 @@ this.$export.excel({
   columns,
   data
 })
-  .then(data => {
+  .then(() => {
     // ...可选回调
   })
 ```
@@ -133,7 +133,7 @@ this.$export.excel({
   columns,
   data
 })
-  .then(data => {
+  .then(() => {
     // ...可选回调
   })
 ```
@@ -149,28 +149,4 @@ this.$export.excel({
 示例
 
 ```
-const columns = [
-  {
-    label: '姓名',
-    prop: 'name'
-  },
-  {
-    label: '年龄',
-    prop: 'age'
-  }
-]
-const data = [
-  {
-    name: 'lucy',
-    age: 24
-  },
-  {
-    name: 'bob',
-    age: 26
-  }
-]
-this.$export.excel({
-  columns,
-  data
-})
 ```