react这两种写法有区别么

Question

<div id="example"></div>

   

    <script type="text/babel">

        ReactDOM.render(

      <div className="ss" >Hello, world!</div>,example

    );

    </script>

    <div id="example"></div>

   

    <script type="text/babel">

        ReactDOM.render(

      <div className="ss" >Hello, world!</div>,document.getElementById('example')

    );

    </script>