KeyboardEvent key Property

What key was pressed when a key event occured:

let key = event.key;

More examples below.

Description

The key property returns the key that was pressed when the event occured.

The key property is read-only.

The return value can be:

event.key

Return Value:	A String The key that was pressed: A single character ("A", "a", "4", "+", "$") Multiple characters ("F1", "Enter", "HOME", "CAPS LOCK")
DOM Version:	DOM Level 3 Keyboard Events.

Write some text if the user presses the "A" key:

let key = event.key;

if (key == "a" || key == "A") {
let text = "You pressed the 'A' key!";
}

event.key is a DOM Level 3 (2004) feature.

It is fully supported in all modern browsers:


Chrome	Edge	Firefox	Safari	Opera	IE
Yes	Yes	Yes	Yes	Yes	11