GlobalEventHandlers.onkeyup

The onkeyup property of the GlobalEventHandlers mixin is an EventHandler that processes keyup events.

The keyup event fires when the user releases a key that was previously pressed.

Syntax

target.onkeyup = functionRef;

Value

functionRef is a function name or a function expression. The function receives a KeyboardEvent object as its sole argument.

Example

This example logs the KeyboardEvent.code value whenever you release a key inside the <input> element.

HTML

<input>
<p id="log"></p>

JavaScript

const input = document.querySelector('input');
const log = document.getElementById('log');

input.onkeyup = logKey;

function logKey(e) {
  log.textContent += ` ${e.code}`;
}

Result

Specifications

Browser compatibility

See also

• keypup event
• Related event handlers
  • GlobalEventHandlers.onkeydown
  • GlobalEventHandlers.onkeypress