HTML DOM Input Hidden value Property

HTMLWeb DevelopmentFront End Technology

The HTML DOM input hidden value property returns and modify the content of value attribute of input field of type=”hidden” in an HTML document.

Syntax

Following is the syntax −

1. Returning value

object.value

2. Modifying value

object.value=”text”

Example

Let us see an example of HTML DOM input hidden value property −

 Live Demo

<!DOCTYPE html>
<html>
<head>
<style>
   body{
      text-align:center;
      background-color:#F19A3E;
      color:#fff;
   }
   .btn{
      background-color:#3C787E;
      border:none;
      height:2rem;
      border-radius:50px;
      width:60%;
      margin:1rem auto;
      display:block;
      color:#fff;
      outline:none;
      cursor:pointer;
   }
   .show{
      color:#fff;
      font-size:1.2rem;
      font-weight:600;
   }
</style>
</head>
<body>
<h1>DOM Hidden value Property Example</h1>
Here is hidden input field:
<input type="hidden" class="input-field" value="Hi! I was previous value of hidden input">
<button onclick="getType()" class="btn">Click to change value</button>
<div class="show"></div>
<script>
   function getType() {
      var inputField = document.querySelector(".input-field");
      var msgDiv = document.querySelector(".show");
      msgDiv.innerHTML = "" + inputField.value + "";
      inputField.value = "Hello! I'm new value of hidden input"
      msgDiv.innerHTML +="" + inputField.value + "";
   }
</script>
</body>
</html>

Output

This will produce the following output −

The Console −

Click on “Click to change value” button to change the value of hidden input field. Look at console screenshots to easily understand −

The Console −

raja
Published on 17-Jul-2019 14:54:06
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