而且，你可以使用用户自定义类来创建自己内容的索引和目录。

Moreover, you can also use custom categories to create your own indexes and catalogs on your content.

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其配置的目录与前面创建索引文件的目录相同。

This is configured with the same directory where the index files were created earlier.

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可以用 document() 函数来创建涉及多个文件的索引或目录。

You can use the document() function to create indices or tables of content that span multiple files.

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