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jQuery 父后代 选择器

❮ jQuery 选择器

示例

选择所有 <span> 元素,这些元素是 <div> 元素的后代

$("div span")
亲自试一试 »

定义和用法

("parent descendant") 选择器选择指定元素的所有后代元素。

元素的后代可以是该元素的子元素、孙元素、曾孙元素等。


语法

("parent descendant")

参数 描述
parent 必需。指定要选择的父元素。
descendant 必需。指定要选择的子元素(指定父元素的子元素)。

亲自试一试 - 示例

选择所有 <li> 元素,这些元素是 <ul> 元素的后代
如何选择所有 <li> 元素,这些元素是 <ul> 元素的后代。


❮ jQuery 选择器

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