The HTML onkeyup event attribute is triggered when the user releases a key on the keyboard.
Syntax
Following is the syntax −
<tagname onkeyup=”script”>Content</tagname>
Let us see an example of HTML onkeyup event Attribute −
Example
<!DOCTYPE html> <html> <head> <style> body { color: #000; height: 100vh; background: linear-gradient(62deg, #FBAB7E 0%, #F7CE68 100%) no-repeat; text-align: center; padding: 20px; } .show { font-size: 1.2rem; } </style> </head> <body> <h1>HTML onkeyup Event Attribute Demo</h1> <textarea class="" placeholder="Enter your message here" rows="5" cols="40" onkeyup="keyFn()"></textarea> <div class="show"></div> <script> function keyFn() { document.querySelector(".show").innerHTML = 'You enter: ' + document.querySelector("textarea").value; } </script> </body> </html>
Output
Enter your message in white text area to observe how onkeyup event attribute works.