Add paging columns table demo but hidden

components/table/demo/paging-columns.md

@@ -0,0 +1,41 @@
+---
+order: 20
+title: 横向滚屏表格
+hidden: true
+---
+
+对于列数很多的数据，可以进行横向的分页，通过切换符切换当前展现的列。
+
+````jsx
+import { Table } from 'antd';
+
+const columns = [
+  { title: '姓名', dataIndex: 'name', key: 'name' },
+  { title: '年龄', dataIndex: 'age', key: 'age' },
+  { title: '列1', dataIndex: 'age', key: '1' },
+  { title: '列2', dataIndex: 'age', key: '2' },
+  { title: '列3', dataIndex: 'age', key: '3' },
+  { title: '列4', dataIndex: 'age', key: '4' },
+  { title: '列5', dataIndex: 'age', key: '5' },
+  { title: '列6', dataIndex: 'age', key: '6' },
+  { title: '列7', dataIndex: 'age', key: '7' },
+  { title: '列8', dataIndex: 'age', key: '8' },
+  {
+    title: '操作',
+    key: 'operation',
+    render: () => <a href="#">操作</a>,
+  },
+];
+
+const data = [{
+  key: '1',
+  name: '胡彦斌',
+  age: 32,
+}, {
+  key: '2',
+  name: '胡彦祖',
+  age: 42,
+}];
+
+ReactDOM.render(<Table columns={columns} dataSource={data} columnsPageRange={[2, 9]} columnsPageSize={4} />, mountNode);
+````