HTML returnValue Event Property

HTML DOM Web Development Front End Technology

The HTML returnValue event property returns and modify whether the current event is cancelled or not.

Syntax

Following is the syntax −

1. Returning returnValue

event.returnValue

2. Adding returnValue

event.returnValue=”true | false”

Let us see an example of HTML returnValue event property−

Example

Live Demo

<!DOCTYPE html>
<html>
<head>
<style>
   body {
      color: #000;
      height: 100vh;
      background-color: #FBAB7E;
      background-image: linear-gradient(62deg, #FBAB7E 0%, #F7CE68 100%);
      text-align: center;
   }
   input {
      width: 200px;
      height: 2rem;
   }
   .msg {
      font-size: 1.5rem;
   }
</style>
</head>
<body>
<h1>HTML returnValue Event Property Demo</h1>
<input type="text" placeholder="Enter your name" onfocus="show(event)">
<p class="msg"></p>
<script>
   function show(event) {
      document.querySelector('.msg').innerHTML = 'Is onfocus event is active on above input field? ' + event.returnValue;
   }
</script>
</body>
</html>