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문자

返回值:Array:only-child

V1.1.4概述

如果某个元素是父元素中唯一的子元素,那将会被匹配

如果父元素中含有其他元素,那将不会被匹配。

示例

描述:

在 ul 中查找是唯一子元素的 li

HTML 代码:
  • John
  • Karl
  • Brandon
  • Glen
jQuery 代码:
$("ul li:only-child")
结果:
[ 
  • Glen
  • ]
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