The key-events happen whenever a user interacts with keyboard. There are mainly three key event types − keydown, keypress and keyup.
Event | Description |
---|---|
Onkeydown | This event fires when the user is pressing a key |
Onkeypress | This event fires when the user presses the key |
Onkeyup | This event fires when the user releases the key. |
Following is the code for key events in JavaScript −
Example
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>Document</title> <style> body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result { font-size: 18px; color: blueviolet; font-weight: 500; } </style> </head> <body> <h1>Key-events in JavaScript</h1> <div class="result"></div> <h3>Press or release key to see the keyevent fired</h3> <script> let resEle = document.querySelector(".result"); document.body.addEventListener("keydown", () => { resEle.innerHTML = "keydown event is being fired <br>"; }); document.body.addEventListener("keyup", () => { resEle.innerHTML = "keyup event is being fired"; }); document.body.addEventListener("keypress", () => { resEle.innerHTML += "keypress event is being fired"; }); </script> </body> </html>
Output
On holding down the key −
On releasing the key −