content: import React from 'react';
  import { Form } from 'antd';
  
  class Item extends React.Component{
    constructor(props){
      super(props);
    }
    static defaultProps={
      trigger:[document.body.ontouchstart===undefined?'hover':'click']
    }
    render() {
      return (<Form.Item {...this.props}/>);
    }
  }
  
  export default Item
  