Golang React JS Technology Blog

jQuery example of scroll to top

<!DOCTYPE html>
<html>
<head>
<style>
.scrollToTop {
  margin: 0 30px 20px 0;
  text-align: center;
  text-decoration: none;
  position: fixed;
  bottom: 0;
  right: 0;
  display: none;
}

.scrollToTop:hover {
  text-decoration: none;
}

body {
  height: 5000px;
}
</style>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script>
jQuery(document).ready(function($) {

  var visible = false;
  //Check to see if the window is top if not then display button
  $(window).scroll(function() {
    var scrollTop = $(this).scrollTop();
    if (!visible && scrollTop > 100) {
      $(".scrollToTop").fadeIn();
      visible = true;
    } else if (visible && scrollTop <= 100) {
      $(".scrollToTop").fadeOut();
      visible = false;
    }
  });

  //Click event to scroll to top
  $(".scrollToTop").click(function() {
    $("html, body").animate({
      scrollTop: 0
    }, 800);
    return false;
  });

});
</script>
</head>
<body>
<a href="#" class="scrollToTop" style="display: none;">Top</a>
</body>
</html>
Most Helpful This Week
How can I redirect the user from one page to another using jQuery or pure JavaScript? JavaScript sort multi dimensional array on specific columns How to change the height of Textarea on click? How to scroll page to particular Div on click using jQuery? JavaScript example to change image on click How to define Global Variable in JavaScript?