每个属性值是按名称获取的。

Each property value is obtained by name.

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在这种情况下，按名称查找属性会进行线性搜索。

In this case, looking up an attribute by name initiates a linear search.

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这通常涉及到一个过滤过程，过程中包含逻辑来按标记名称成组相关的节点、删除被禁止的条目（比如，不受支持的标记和属性，以及其他内容）。

This typically involves a filtering process that includes logic to group related nodes by tag name, remove prohibited items such as deprecated tags and attributes, and others.

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