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HTML DOM Textarea maxLength Property
The HTML DOM Textarea maxLength property returns and modify the value of maxLength attribute of a text area element in an HTML document.
Syntax
Following is the syntax −
1. Returning maxLength
object.maxLength
2. Modifying maxLength
object.maxLength = “number”
Let us see an example of HTML DOM Textarea maxLength Property:
Example
<!DOCTYPE html> <html> <style> body { color: #000; height: 100vh; } .btn { background: #db133a; border: none; height: 2rem; border-radius: 2px; width: 40%; display: block; color: #fff; outline: none; cursor: pointer; } .show { font-size: 1.5rem; margin: 1rem 0; } </style> <body> <h1>DOM Textarea maxLength Property Demo</h1> <textarea maxlength="50">Hi! I'm a text area element with some dummy text.</textarea> <button onclick="set()" class="btn">Show Maximum Length</button> <div class="show"></div> <script> function set() { document.querySelector('.show').innerHTML = 'The maximum number of characters allowed in the above text area is ' + document.querySelector("textarea").maxLength; } </script> </body> </html>
Output
Click on “Show Maximum Length” button to display the value of maxLength attribute of the textarea element.
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