Web/API/SpeechSynthesisErrorEvent

This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.

The SpeechSynthesisErrorEvent interface of the Web Speech API contains information about any errors that occur while processing SpeechSynthesisUtterance objects in the speech service.

Properties

SpeechSynthesisErrorEvent extends the SpeechSynthesisEvent interface, which inherits properties from its parent interface, Event.

SpeechSynthesisErrorEvent.error Read only: Returns an error code indicating what has gone wrong with a speech synthesis attempt.

Methods

SpeechSynthesisErrorEvent extends the SpeechSynthesisEvent interface, which inherits methods from its parent interface, Event.

Examples

var synth = window.speechSynthesis;

var inputForm = document.querySelector('form');
var inputTxt = document.querySelector('input');
var voiceSelect = document.querySelector('select');

var voices = synth.getVoices();

  ...

inputForm.onsubmit = function(event) {
  event.preventDefault();

  var utterThis = new SpeechSynthesisUtterance(inputTxt.value);
  var selectedOption = voiceSelect.selectedOptions[0].getAttribute('data-name');
  for(i = 0; i < voices.length ; i++) {
    if(voices[i].name === selectedOption) {
      utterThis.voice = voices[i];
    }
  }

  synth.speak(utterThis);

  utterThis.onerror = function(event) {
    console.log('An error has occurred with the speech synthesis: ' + event.error);
  }

  inputTxt.blur();
}

Specifications

Specification	Status	Comment
Web Speech APIThe definition of 'SpeechSynthesisErrorEvent' in that specification.	Draft

Browser compatibility

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
`SpeechSynthesisErrorEvent` Experimental'	Chrome Full support 33	Edge Full support ≤18	Firefox Full support 49	IE No support No	Opera Full support 21	Safari Full support 7	WebView Android No support No	Chrome Android Full support 33	Firefox Android Full support 62 Full support 62 No support 61 — 62 Disabled' Disabled' 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.	Opera Android No support No	Safari iOS Full support 7	Samsung Internet Android Full support 3.0
`error` Experimental'	Chrome Full support 33	Edge Full support ≤18	Firefox Full support 49	IE No support No	Opera Full support 21	Safari Full support 7	WebView Android No support No	Chrome Android Full support 33	Firefox Android Full support 62 Full support 62 No support 61 — 62 Disabled' Disabled' 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.	Opera Android No support No	Safari iOS Full support 7	Samsung Internet Android Full support 3.0

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.
User must explicitly enable this feature.': User must explicitly enable this feature.