Example of scrollTop() method usage in jQuery_jquery

The example in this article describes the usage of the scrollTop() method in jQuery. Share it with everyone for your reference. The specific analysis is as follows:

This method returns or sets the vertical offset of the matching element's scroll bar.

Grammar structure 1:

When the scrollTop() method does not take parameters, it returns the offset of the matching element relative to the top of the scroll bar.

Copy code The code is as follows:

$(selector).scrollTop()

Example code:

Copy code The code is as follows:

Get offset value

Grammar structure 2:

When the scrollTop() method has parameters, set the top offset of the vertical scroll bar to this value.

Copy code The code is as follows:

$(selector).scrollTop(val)

Parameter list:

参数	描述
val	设定垂直滚动条值

Example code:

Copy code The code is as follows:

Set offset value

I hope this article will be helpful to everyone’s jquery programming design.