clone() 创建匹配结果及其后代和文本节点的副本
示例：
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<!DOCTYPE html>
<
html
>
<
head
>
<
meta
charset
=
"UTF-8"
>
<
title
>克隆</
title
>
</
script
>
</
head
>
<
body
>
<
div
style
=
" font-family: Consolas, "Bitstream Vera Sans Mono", "Courier New", Courier, monospace !important; font-size: 1em !important; padding: 0px !important; background: none !important; border-radius: 0px !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; line-height: 1.1em !important; margin: 0px !important; outline: 0px !important; overflow: visible !important; position: static !important; right: auto !important; top: auto !important; vertical-align: baseline !important; width: auto !important; min-height: auto !important;">>
<
ul
id
=
"ul"
>
<
li
id
=
"a"
>鼠标</
li
>
<
li
id
=
"b"
>键盘</
li
>
<
li
id
=
"c"
>屏幕</
li
>
<
li
id
=
"d"
><
a
>主机</
a
></
li
>
</
ul
>
</
div
>
<
button
>克隆</
button
>
<
script
>
$('button').on('click', function () {
// 克隆鱼粉
$li = $('#d').clone();
// 移除鱼粉
$('#d').remove();
// 将克隆的鱼粉插入到油条前
$li.insertBefore('#a');
});
</
script
>
</
body
>
</
html
>
|