First set it to the paragraph number. Set the primary directory you want to set as the primary number, the secondary directory as the secondary number, and so on. Like the reference, set it to the paragraph number.
Setting it as a paragraph number has a great advantage, that is, when one of the items is inserted or deleted, the later items will become better, thus solving the problem of modifying the later item number at the same time because of adding or deleting intermediate items.
To update the table of contents, simply click Update Table of Contents in the outline view, or right-click the table of contents in the page view and select Update Field.
After setting the reference to the paragraph number, click Insert where you need to insert the reference-> "quotation"->; "Cross-reference", just find the number of the corresponding reference. Then set the format yourself.
There are dozens of references in the paper, and general papers will require that the references be listed in the order of citation. If new references need to be added, the reference numbers of these references will be changed accordingly. Automatic table of contents generation Simply put, switch the document to outline view, and then set the outline level of the text to be set as a table of contents.
If the outline level is set to 1 level, it is 1 level directory. Generally, we will set it to level 3, which will generate 1, 2, and 3 level directories.