ScrollSpy Vanilla Javascript Library or Frameworks

Scrollspy vanilla JavaScript without a library or external frameworks Scrolling script Indicates which sections of content are viewing by updating navigation link styles in page scrolling.

JQuery to Beautifully Scroll Between Sections | pageScroll.js

How to make use of it:

1. Create anchor links pointing to content sections throughout the doc.

<nav class="scrollspy-nav">
  <a class="scrollspy-link" data-target="home">Home</a>
  <a class="scrollspy-link" data-target="about">About</a>
  <a class="scrollspy-link" data-target="services">Services</a>
  <a class="scrollspy-link" data-target="blog">blog</a>
  <a class="scrollspy-link" data-target="contact">Contact</a>
  <span class="scrollspy-indicator"></span>
</nav>
<section class="scrollspy-section" id="home">Home</section>
<section class="scrollspy-section" id="about">About</section>
<section class="scrollspy-section" id="services">Services</section>
<section class="scrollspy-section" id="blog">Blog</section>
<section class="scrollspy-section" id="contact">Contact</section>

2. Place the JavaScript file scrollspy.min.js on the bottom of the doc.

<script src="scrollspy.min.js"></script>

3. Highlight the energetic nav link utilizing your individual.

.scrollspy-nav .scrollspy-indicator {
  position: absolute;
  height: 3px;
  width: 0;
  background: red;
  bottom: 0;
  left: 0;
  transition: width 0.3s, left 0.1s;
}

Minimalist Scrollspy Implementation, scrollspy Plugin/Github