Smooth Scrolling for Screencasts

Let's say you wanted to scroll a web page from top to bottom programmatically. For example, you're recording a screencast and want a nice full-page scroll. You probably can't scroll it yourself because it'll be all uneven and jerky. Native JavaScript can do smooth scrolling. Here's a tiny snippet that might do the trick for you:

window.scrollTo({  top: document.body.getBoundingClientRect().height,  behavior: 'smooth'});

But there is no way to control the speed or easing of that! It's likely to … Read article

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