JavaScript事件高级绑定

 1 <div id="father" style="width: 300px; height: 200px; background-color: red;">
 2     <div id="son" style="width: 150px; height: 100px; background-color: blue"></div>
 3 </div>
 4 
 5 <script>
 6     var fa=document.getElementById(‘father‘);
 7     fa.addEventListener(‘click‘,function () {
 8         console.log(‘123‘);
 9     },false);
10     var son=document.getElementById(‘son‘);
11     son.addEventListener(‘click‘,function () {
12         console.log(‘abc‘);
13     },false);
14 
15 </script>