HTML DOM Textarea placeholder Property

HTML DOM Web Development Front End Technology

The HTML DOM Textarea placeholder property returns and modify the value of placeholder attribute of a text area element in an HTML document.

Syntax

Following is the syntax −

1. Returning placeholder

object.placeholder

2. Adding placeholder

object.placeholder = “text”

Let us see an example of HTML DOM Textarea placeholder Property:

Example

Live Demo

<!DOCTYPE html>
<html>
<style>
   body {
      color: #000;
      background: lightseagreen;
      height: 100vh;
   }
   .btn {
      background: #db133a;
      border: none;
      height: 2rem;
      border-radius: 2px;
      width: 40%;
      display: block;
      color: #fff;
      outline: none;
      cursor: pointer;
   }
   .show {
      margin: 1rem 0;
      font-size: 1.5rem;
   }
</style>
<body>
<h1>DOM Textarea placeholder Property Demo</h1>
<textarea placeholder="Hi! I'm placeholder text of a textarea element" rows="8" cols='20'></textarea>
<button onclick="set()" class="btn">Show Placeholder</button>
<div class="show"></div>
<script>
   function set() {
      document.querySelector('.show').innerHTML = document.querySelector("textarea").placeholder;
   }
</script>
</body>
</html>