HTML DOM Option defaultSelected Property

HTMLWeb DevelopmentFront End Technology

The HTML DOM option defaultSelected property returns the default value of option element in an HTML document.

Syntax

Following is the syntax −

object.defualtSelected

Example

Let us see an example of defaultSelected property −

 Live Demo

<!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 defaultSelected Demo</h1>
<p>Hi, Select your favourite subject:</p>
<select class='drop-down'>
<option>Physics</option>
<option selected>Maths</option>
<option>Chemistry</option>
<option>English</option>
</select>
<button onclick="showValue()" class="btn">Show defaultSelected Value</button>
<div class="show"></div>
<script>
   function showValue() {
      var dropDown = document.querySelector(".drop-down");
      var msg = document.querySelector(".show").innerHTML="Value of defaultSelected is " +
dropDown[dropDown.selectedIndex].defaultSelected;
   }
</script>
</body>
</html>

Output

This will produce the following output −

Click on “blue” button to check the value of defaultSelected attribute for all options present in the drop-down list.


raja
Published on 19-Jul-2019 13:15:31
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