729_React_列表渲染

<script type="text/babel">
      var data = ["Vue", "React", "Angular"];
      const VDOM = (
        <div>
          <h1>前端js框架列表</h1>
          <ul>
            {data.map((item, index) => {
              // 这里面只能写js表达式
              return <li key={index}>{item}</li>;
            })}
          </ul>
        </div>
      );

      ReactDOM.render(VDOM, document.querySelector("#test"));
    </script>