export default [{
  key: '1',
  // icon: <MailOutlined />,
  label: '选项1'
}, {
  key: '2',
  title: '选项2',
  children: [{
    key: '3',
    // icon: <MenuUnfoldOutlined />,
    label: '选项3'
  }, {
    key: '4',
    // icon: <MenuUnfoldOutlined />,
    label: '选项4'
  }],
  label: '选项2'
}, {
  key: '5',
  // icon: <MenuUnfoldOutlined />,
  label: '选项5'
}];