react笔记组件属性传递机制(四)

<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>复合式组件设计</title>
    <script src="../build/react.js"></script>
    <script src="../build/react-dom.js"></script>
    <script src="../build/browser.min.js"></script>
    <style type="text/css">
      #example{
        padding: 50px;
        background: #fff;
      }
    </style>
  </head>
  <body>
    <div id="example"></div>
    <script type="text/babel">

      var Display = React.createClass({
        render:function () {
            return (
                <div>
                    <p>{this.props.color}</p>
                    <p>{this.props.num}</p>
                    <p>{this.props.size}</p>
                </div>
            )
        }
      })

      //父组件
      var Label = React.createClass({
          render:function () {
              return (
              //...this.props 表示所有属性,"..." es6中对象的扩展运算符
                  <Display {...this.props}/>
              )
          }
      })

      var Shirt = React.createClass({
          render:function () {
              return (
               //...this.props 表示所有属性,"..." es6中对象的扩展运算符
                  <Label {...this.props}/>
              )
          }
      })

      ReactDOM.render(
          <div>
            <Shirt color="deepblue" num = "3.14" size="medium"/>
          </div>,
          document.querySelector("#example"));
    </script>
  </body>
</html>

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转载自blog.csdn.net/yilanyoumeng3/article/details/79564053