Implementation Code of Bootstrap multi-level navigation bar (cascade navigation) _ javascript skills

This article mainly introduces the implementation code of the Bootstrap multi-level navigation bar. For more information, see the bootstrap official website. The navigation is at most two levels, which cannot be implemented at two or more levels, uncle found some third-party information and finally found a good plug-in. The Use and effect are both good. Now let's share it with you.

Plug-in address: http://vsn4ik.github.io/bootstrap-submenu/

Let's take a look at the display effect on the background system.

The implementation method is as follows:

1. Reference three JS plug-ins and a CSS class library