speaking read-only property of the
SpeechSynthesis interface is a
Boolean that returns
true if an utterance is currently in the process of being spoken — even if
SpeechSynthesis is in a
var amISpeaking = speechSynthesisInstance.speaking;
var synth = window.speechSynthesis; var utterance1 = new SpeechSynthesisUtterance('How about we say this now? This is quite a long sentence to say.'); var utterance2 = new SpeechSynthesisUtterance('We should say another sentence too, just to be on the safe side.'); synth.speak(utterance1); synth.speak(utterance2); var amISpeaking = synth.speaking; // will return true if utterance 1 or utterance 2 are currently being spoken
|Web Speech API
The definition of 'speaking' in that specification.
|Feature||Android webview||Chrome for Android||Edge mobile||Firefox for Android||Opera Android||iOS Safari||Samsung Internet|
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1. From version 61 until version 62 (exclusive): this feature is behind the
media.webspeech.synth.enabled preference (needs to be set to
true). To change preferences in Firefox, visit about:config.