SpeechRecognition: error event

{{APIRef("Web Speech API")}}

The error event of the Web Speech API {{domxref("SpeechRecognition")}} object is fired when a speech recognition error occurs.

Syntax

Use the event name in methods like {{domxref("EventTarget.addEventListener", "addEventListener()")}}, or set an event handler property.

addEventListener("error", (event) => { })

onerror = (event) => { }

Event type

A {{domxref("SpeechRecognitionErrorEvent")}}. Inherits from {{domxref("Event")}}.

{{InheritanceDiagram("SpeechRecognitionErrorEvent")}}

Event properties

In addition to the properties listed below, properties from the parent interface, {{domxref("Event")}}, are available.

• {{domxref("SpeechRecognitionErrorEvent.error")}} {{ReadOnlyInline}}
  • : Returns the type of error raised.
• {{domxref("SpeechRecognitionErrorEvent.message")}} {{ReadOnlyInline}}
  • : Returns a message describing the error in more detail.

Examples

You can use the error event in an addEventListener method:

const recognition = new (SpeechRecognition || webkitSpeechRecognition)();

recognition.addEventListener("error", (event) => {
  console.error(`Speech recognition error detected: ${event.error}`);
});

Or use the onerror event handler property:

recognition.onerror = (event) => {
  console.error(`Speech recognition error detected: ${event.error}`);
};

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}

See also

• Web Speech API