SpeechSynthesis.getVoices()

SpeechSynthesis 接口的 getVoices() 方法返回一个 SpeechSynthesisVoice (en-US) 列表，用于表示当前设备上所有可用的语音。

语法

js

getVoices()

参数

无。

返回值

返回一个类型为 SpeechSynthesisVoice (en-US) 的数组（array）列表（list）。

示例

JavaScript

js

function populateVoiceList() {
  if (typeof speechSynthesis === "undefined") {
    return;
  }
  var voices = speechSynthesis.getVoices();
  for (var i = 0; i < voices.length; i++) {
    var option = document.createElement("option");
    option.textContent = voices[i].name + " (" + voices[i].lang + ")";
    if (voices[i].default) {
      option.textContent += " -- DEFAULT";
    }
    option.setAttribute("data-lang", voices[i].lang);
    option.setAttribute("data-name", voices[i].name);
    document.getElementById("voiceSelect").appendChild(option);
  }
}
populateVoiceList();
if (
  typeof speechSynthesis !== "undefined" &&
  speechSynthesis.onvoiceschanged !== undefined
) {
  speechSynthesis.onvoiceschanged = populateVoiceList;
}

HTML

html

<select id="voiceSelect"></select>

规范

Specification
Web Speech API
# dom-speechsynthesis-getvoices

浏览器兼容性

BCD tables only load in the browser

参见