<ul>
<li class="vacation">
<h2>Hawaiian Vac</h2>
<button>Get Price</button>
</li>
</ul>

<script type="text/javascript">
$(document).ready(function () {
$('.vacation').before(price); //將新節(jié)點(diǎn)添加到前面
$('.vacation').after(price);//將節(jié)點(diǎn)添加到低部
$('.vacation').prepend(price); //把節(jié)點(diǎn)變成<li>的第一個(gè)節(jié)
var price = $('<p>From $399.99</p>'); //在JQuery中創(chuàng)建一個(gè)dom
//$('.vacation').append(price); //把新節(jié)點(diǎn)添加到末端,等于price.appendTo($('.vacation'));，語(yǔ)法不同
price.appendTo($('.vacation'));//把新節(jié)點(diǎn)添加到末端
$('button').remove(); //除移節(jié)點(diǎn)
});
</script>