HTML Navigator javaEnabled() Method

HTMLWeb DevelopmentFront End Technology

The HTML navigator javaEnabled() method returns a boolean value that defines whether the browser has java enable or not.


Following is the syntax −


Let us see an example of HTML navigator userAgent property −


 Live Demo

<!DOCTYPE html>
   body {
      color: #000;
      height: 100vh;
      background: linear-gradient(62deg, #FBAB7E 0%, #F7CE68 100%) no-repeat;
      text-align: center;
   .btn {
      background: #db133a;
      border: none;
      height: 2rem;
      border-radius: 20px;
      width: 330px;
      display: block;
      color: #fff;
      outline: none;
      cursor: pointer;
      margin: 1rem auto;
   .show {
      font-size: 1.2rem;
      color: #fff;
<h1>HTML navigator javaEnabled() method Demo</h1>
<button class="btn" onclick="display()">Check Java is Enable/Disable</button>
<div class="show"></div>
   function display() {
      var msg = document.querySelector(".show");  
      if (navigator.javaEnabled()) {
         msg.innerHTML = "Hey! Java is enable in this browser";
      } else {
         msg.innerHTML = "Hey! Java is disable in this browser";


Click on “Check Java is Enable/Disable” button to display whether the Java is enable/disable in this browser −

Updated on 26-Sep-2019 11:57:07