Web/API/InputEvent/isComposing

The InputEvent.isComposing read-only property returns a Boolean value indicating if the event is fired after compositionstart and before compositionend.

Syntax

var bool = event.isComposing;

Example

var inputEvent = new InputEvent('syntheticInput', false);
console.log(inputEvent.isComposing); // return false

Specifications

Specification	Status	Comment
Document Object Model (DOM) Level 3 Events SpecificationThe definition of 'InputEvent.isComposing' in that specification.	Obsolete	Initial definition.

Browser compatibility

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
isComposing Experimental'	Chrome Full support 60	Edge Full support 79	Firefox Full support 31	IE No support No	Opera Full support 47	Safari No support No	WebView Android Full support 60	Chrome Android Full support 60	Firefox Android Full support 31	Opera Android Full support 44	Safari iOS No support No	Samsung Internet Android Full support 8.0

Legend

Full support  

Full support

No support  

No support

Experimental. Expect behavior to change in the future.'

Experimental. Expect behavior to change in the future.

See also

• compositionstart and compositionend
• InputEvent

InputEvent.isComposing by Mozilla Contributors is licensed under CC-BY-SA 2.5.