scroll smooth js code example

Example 1: smooth scroll css

html {
  scroll-behavior: smooth;
}

/* No support in IE, or Safari
You can use this JS polyfill for those */
http://iamdustan.com/smoothscroll/

Example 2: how to smooth scroll in javascript

window.scrollTo({ top: 900, behavior: 'smooth' })

Example 3: smooth scroll

// Scroll to specific values
// scrollTo is the same
window.scroll({
  top: 2500, 
  left: 0, 
  behavior: 'smooth'
});

// Scroll certain amounts from current position 
window.scrollBy({ 
  top: 100, // could be negative value
  left: 0, 
  behavior: 'smooth' 
});

// Scroll to a certain element
document.querySelector('.hello').scrollIntoView({ 
  behavior: 'smooth' 
});

Example 4: smooth-scroll.js

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/smooth-scroll/16.1.0/smooth-scroll.min.js"></script>

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Html Example