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cb53e8f37d
webveuje
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javascript
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15.class操作.md
luyuan
6fb32aa856
js
2020-12-24 09:35:58 +08:00
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css操作
className
获取标签的class 也可以用于修改
classList
html5 新增
add 添加
contains 判断是否存在
remove 删除
toggle 存在就删除 不存在就添加