jQuery 追加

Created: November-22, 2018

HTML

<p>This is a nice </p>
<p>I like </p>

<ul>
  <li>List item 1</li>
  <li>List item 2</li>
  <li>List item 3</li>
</ul>

<button id="btn-1">Append text</button>
<button id="btn-2">Append list item</button>

脚本

$("#btn-1").click(function(){
    $("p").append(" <b>Book</b>.");
});
$("#btn-2").click(function(){
    $("ul").append("<li>Appended list item</li>");
 });
});