KeyboardEvent: isComposing property

The KeyboardEvent.isComposing read-only property returns a boolean value indicating if the event is fired within a composition session, i.e. after compositionstart and before compositionend.

Value

A boolean.

Examples

js
const kbdEvent = new KeyboardEvent("syntheticKey", false);
console.log(kbdEvent.isComposing); // return false

Specifications

Specification
UI Events
# dom-keyboardevent-iscomposing

Browser compatibility

Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
isComposing

See also