HTML Window pageYOffset Property


The HTML Window pageYOffset property returns the value in pixel the current document has been scrolled vertically from the left corner.

Syntax

Following is the syntax −

window.pageYOffset

Let us see an example of HTML Window pageYOffset Property −

Example

 Live Demo

<!DOCTYPE html>
<html>
<style>
   body {
      color: #000;
      height: 100vh;
      background-color: #8BC6EC;
      background-image: linear-gradient(135deg, #8BC6EC 0%, #9599E2 100%) no-repeat;
      text-align: center;
   }
   .btn {
      background: #db133a;
      border: none;
      height: 2rem;
      border-radius: 2px;
      width: 40%;
      display: block;
      color: #fff;
      outline: none;
      cursor: pointer;
      margin: 1rem auto;
   }
   .box {
      width: 1000px;
      height: 1000px;
      background: teal;
      color: #fff;
      font-size: 1.5rem;
      text-align: left;
      padding: 20px;
   }
</style>
<body>
<h1>HTML Window pageYOffset Property Demo</h1>
<button onclick="scrollFn()" class="btn">Scroll</button>
<button onclick="display()" class="btn">Show pageYOffset value</button>
<div class="box"></div>
<script>
   function display() {
      document.querySelector('.box').innerHTML = 'The value of pageYOffset is: ' + window.pageYOffset + 'px';
   }
   function scrollFn() {
      window.scrollBy(0, 10);
   }
</script>
</body>
</html>

Output

Click on “Show pageYOffset value” button to display the value of pageYOffset property:

Now click on “Scroll” button to scroll the page −

And then again click on “Show pageYOffset value” button to display the value of pageYOffset −

Updated on: 01-Oct-2019

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