HTML DOM Input Button value Property

HTML Web Development Front End Technology

The HTML DOM value property returns and modify the content of the value attribute of input button.

Syntax

Following is the syntax −

1. Returning value

object.value

2. Modifying value

object.value=”text”

Example

Let us see an example of value property

Live Demo

<!DOCTYPE html>
<html>
<head>
<title>HTML DOM value Property</title>
<style>
   body{
      text-align:center
   }
   .btn{
      display:block;
      margin:1rem auto;
      background-color:#db133a;
      color:#fff;
      border:1px solid #db133a;
      padding:0.5rem;
      border-radius:50px;
      width:80%;
   }
   .show-value{
      font-weight:bold;
      font-size:1.4rem;
      color:#ffc107;
</style>
</head>
<body>
<h1>value Property Example</h1>
<input type="submit" onclick="setValue()" class="btn" value="Click me to change my
text">
<div class="show-value"></div>
<script>
   function setValue() {
      var btn= document.querySelector(".btn");
      document.querySelector(".show-value").innerHTML ="Previous Value = " + btn.value;
      document.querySelector(".btn").value = "Congrats! you have successfully changed my value";
   }
</script>
</body>
</html>

Output

This will produce the following output −

Click on “Click me to change my text” button to change red button value.

Karthikeya Boyini

Published on 16-Jul-2019 12:33:15

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