js原生子级元素阻止父级元素冒泡事件

<html>

 <head>

    <style type="text/css">

         #hide{

          width:75%;height:80px;background:skyblue;display:block;

         }

         .hander{cursor:pointer;}

         input{

          margin:5 0 0 900;

         }

    </style>

       <script>

        //不用window.onload也可以

      document.documentElement.onclick = function(){

       document.getElementById('hide').style.display = 'none';

      }

     //阻止冒泡事件方法

     function stopPropagation(e) {

      e = e || window.event;

      if(e.stopPropagation) { //W3C阻止冒泡方法

          e.stopPropagation();

      } else {

          e.cancelBubble = true; //IE阻止冒泡方法

      }

  }

  //方法必须要放在window.onload下

  window.onload = function(){

   document.getElementById("hide").onclick = function(e){

        stopPropagation(e);

      }

      document.getElementById('btn_show').onclick = function(e) {

          document.getElementById('hide').style.display = 'block';

          stopPropagation(e);

   }

  }

      </script>

 </head>

 <body>

  <div id="hide" class="hander">click here nothing happen,you can click beside this area</div>

  <input type="button" id="btn_show" value="show" class="hander"/>

 </body>

</html>
巴特西

js原生子级元素阻止父级元素冒泡事件

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