Change header on scroll react

1. How do I create a fixed header onScroll react?
2. How do I set scroll position to top in react?

How do I create a fixed header onScroll react?

You can do this by adding an onscroll event listener to the window object and by using React hooks. To set up the onscroll handler, you need to use the useEffect hook and the addEventListener method of the window object. The following code creates a sticky header component and styles it using CSS.

How do I set scroll position to top in react?

In the Gantt component, you can set the vertical scroller position dynamically by clicking the custom button using the setScrollTop method.