SpeechSynthesisUtterance: lang プロパティ
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2018.
lang
は SpeechSynthesisUtterance
インターフェイスのプロパティで、発話の言語を取得および設定します。
設定されていない場合、アプリ(すなわち <html>
の lang
値)の言語が使用されるか、こちらも未設定であればユーザーエージェントの既定の言語が使用されます。
値
BCP 47 言語タグを表す文字列です。
例
js
const synth = window.speechSynthesis;
const inputForm = document.querySelector("form");
const inputTxt = document.querySelector("input");
const voiceSelect = document.querySelector("select");
const voices = synth.getVoices();
// ...
inputForm.onsubmit = (event) => {
event.preventDefault();
const utterThis = new SpeechSynthesisUtterance(inputTxt.value);
const selectedOption =
voiceSelect.selectedOptions[0].getAttribute("data-name");
for (let i = 0; i < voices.length; i++) {
if (voices[i].name === selectedOption) {
utterThis.voice = voices[i];
}
}
utterThis.lang = "en-US";
synth.speak(utterThis);
inputTxt.blur();
};
仕様書
Specification |
---|
Web Speech API # dom-speechsynthesisutterance-lang |
ブラウザーの互換性
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
lang |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- No support
- No support
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.