包含选择器与标签选择器有什么区别？

Answer 1

What is the difference between include selector and tag selector? -PHP Chinese Q&A-What is the difference between include selector and tag selector? -PHP Chinese website Q&A

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Answer 2

包含选择器作用于该标签下的子元素,不包含本身,标签选择器作用包含自己本身

Answer 3

包含选择器作用于指定标签元素的后辈元素，不包含该指定标签；标签选择器作用域包含此指定标签。