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Bootstrap Scrollspy (Advanced)

It is used to update the links automatically in the navigation list based on the scroll position. Means in a navigation bar we can update the links in which our hidden content or image can be there. Here the data-spy="scroll" is use to add scroll on the webpage. And than we have to target our navbar with the scrollable area so this we can do by adding data-target=".navbar" also we have to take care about scrollable elements must match to the ID which is inside the navbar list .
Let’s understand this by the following program:-

Output of this Program

Section 1

Hey this is section 1

Section 2

Hey this is section 2

Section 3

Hey this is section 3

So here we get our scrollpy , where you can see as soon as you click on clicking.

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