#44·Blog

DOM 事件机制

作者: ljianshu创建于 2018年12月4日更新于 2024年2月20日
标签JavaScript
  1. Advantages
  • Reduce memory consumption and improve performance. Suppose we have a list with a large number of list items, and we need to respond to an event when each item is clicked.
// Example 4
<ul id="list">
  <li>item 1</li>
  <li>item 2</li>
  <li>item 3</li>
  ......
  <li>item n</li>
</ul>