Bootstrap getting started book (4) menu, Button and navigation _ javascript skills

This article mainly introduces the menu, buttons, and navigation materials of the Bootstrap getting started book (4). For more information, see what we will learn next, these are some of the components provided by Bootstrap. these components are very simple to use and can help us build websites conveniently and quickly, and achieve a good display effect. The most important thing to note is that the structure of HTML and bootstrap provide classes and attributes added to the structure.

The interaction functions of these components depend on the implementation of the jQuery library. Therefore, jQuery. js must be introduced before Bootstrap. js. If it is officially launched, you can use the compressed version as follows: