DOM

2018-08-15  本文已影响0人  真的吗_a951

创建元素

$('<div>box</div>')

添加元素

<div class = 'content'>
  <p class = 'p1'>1</p>
  <p class = 'p2'>2</p>
</div>

jQuery:$('p').wrap('<div class = "new"></div>')
结果:

<div class = 'content'>
  <div class="new">
    <p class="p1">1</p>
  </div>
  <div class="new">
    <p class="p2">2</p>
  </div>
</div>
<div class = 'content'>
  <div class="new">
    <p class="p1">1</p>
    <p class="p2">2</p>
  </div>
</div>
<div class = 'content'>
  <p class = 'p1'>1</p>
  <p class = 'p2'>2</p>
</div>

$('.p').wrapInner(<span class = 'new'></span>)
结果:

<div class = 'content'>
  <p class = 'p1'>
    <span class = 'new'>1</span>
  </p>
  <p class = 'p2'>
    <span class = 'new'>2</span>
  </p>
</div>
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