HTML DOM Option disabled Property

The HTML DOM option disabled property returns and modify whether the option element is disabled or not.

Syntax

Following is the syntax −

1. Returning disabled

object.disabled

2. Modifying disabled

object.disabled = true | false

Example

Let us see an example of HTML DOM option disabled property −

<!DOCTYPE html>
<html>
<head>
<style>
   html{
      height:100%;
   }
   body{
      text-align:center;
      color:#fff;
      background: linear-gradient(62deg, #FBAB7E 0%, #F7CE68 100%) center/cover no-repeat;
      height:100%;
   }
   p{
      font-weight:700;
      font-size:1.2rem;
   }
   .drop-down{
      width:35%;
      border:2px solid #fff;
      font-weight:bold;
      padding:8px;
   }
   .btn{
      background:#0197F6;
      border:none;
      height:2rem;
      border-radius:2px;
      width:35%;
      margin:2rem auto;
      display:block;
      color:#fff;
      outline:none;
      cursor:pointer;
   }
   .show{
      font-size:1.5rem;
      font-weight:bold;
   }
</style>
</head>
<body>
<h1>DOM Option disabled Demo</h1>
<p>Hi, Select your favourite subject:</p>
<select class='drop-down' name="Drop Down List">
<option>Physics</option>
<option>Maths</option>
<option>Chemistry</option>
<option>English</option>
</select>
<button onclick="disMaths()" class="btn">Disable Maths</button>
<div class="show"></div>
<script>
   function disMaths() {
      document.querySelector(".drop-down").options[1].disabled=true;
      document.querySelector(".show").innerHTML="Now you can't select Maths subject";
   }
</script>
</body>
</html>

Output

This will produce the following output −

HTML DOM Option disabled Property

Click on “Disable Maths” button to disable maths and then try to select maths subject.

HTML DOM Option disabled Property