How to generate an infinite menu in Yii2?

Question

Yii

Hello.
Tell me how to correctly generate an infinite menu using Yii based on the parent_id field? If there is no such solution, what is the best way to arrange it?
Thanks in advance.

Answer 1

Look here
Here you can see the categories and the catalog. You will have them of any nesting.

Answer 2

here https://habrahabr.ru/post/266155/ description is a good description of trees, there is also how to select a menu in one request to the database ( https://github.com/creocoder/yii2-nested-sets)