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