js scrool to up code example

Example 1: scrool to top jquerry

$("a[href='#top']").click(function() {
  $("html, body").animate({ scrollTop: 0 }, "slow");
  return false;
});

Example 2: scroll through page with javascript

window.scroll({
 top: 0, 
 left: 0, 
 behavior: 'smooth' 
});