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CSS3新增伪类有那些？ 这里有些不准确的地方 #86

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cqupt-yifanwu opened this issue Mar 20, 2017 · 2 comments
Open

CSS3新增伪类有那些？ 这里有些不准确的地方 #86

cqupt-yifanwu opened this issue Mar 20, 2017 · 2 comments

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@cqupt-yifanwu
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：after和：before 是伪元素，并非伪类。
区别：伪类的效果可以通过添加一个实际的类来达到，而伪元素的效果则需要通过添加一个实际的元素才能达到，这也是为什么他们一个称为伪类，一个称为伪元素的原因。
@jonirrings
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jonirrings commented Mar 28, 2017 •
edited

Pseudo-classes
伪类
😋为什么不问问神奇的海螺（谷歌）呢

@cqupt-yifanwu
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哈哈学长，我是看到这里面讲了这个，觉得不是很准确。

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@jonirrings @cqupt-yifanwu