How to automatically add a style to the scroll bar when using jquery _ jquery-js tutorial

This article describes how to automatically add a style to the scroll bar when jquery implements Li scrolling. The example analyzes jquery's tips for responding to mouse events and dynamically adding styles, for more information about how to automatically add a style to the scroll bar when jquery implements Li scrolling, see the following example. Share it with you for your reference. The details are as follows:

Here, jquery is used to implement that when you drag a scroll bar, the content in the Li scroll list will automatically move down as the scroll bar changes, and the style will be automatically added.

The running effect is as follows:

The Code is as follows:

 Scroll, LI automatically changes with the scroll bar