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web api instance property

SpeechRecognition: lang property

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The lang property of the SpeechRecognition interface returns and sets the language of the current SpeechRecognition. If not specified, this defaults to the HTML lang attribute value, or the user agent’s language setting if that isn’t set either.

Value

A string representing the language for the current SpeechRecognition. The value should be a valid BCP 47 language tag.

Examples

This code is excerpted from our Speech color changer example.

const recognition = new SpeechRecognition();
recognition.lang = "en-US";
recognition.interimResults = false;
recognition.maxAlternatives = 1;

// …

Specifications

SpecificationsStandards references are available on the canonical MDN page.

Browser compatibility

Browser compatibilityCompatibility data is available on the canonical MDN page.

See also