Component Rendering Doubts

I’m a beginner. I have some questions about the source code. I hope to help me solve my doubts.

As the code shows, navbar should exist as a sub-element of Why is the actual rendered sibling relationship:

This is the requirement for iOS dynamic navbar to work correctly, it is moved out of the page with F7 core scripts. If you disable iosDynamicNavbar on View then it will be under page