在此页

• 句法
• 范例
• 规范
• 浏览器兼容性
• 另请参阅
• 相关话题

这是 实验性技术
检查 浏览器兼容性表格 要小心谨慎在生产中使用这之前。

speaking 只读特性在 SpeechSynthesis 接口是 布尔 that returns true if an utterance is currently in the process of being spoken — even if SpeechSynthesis is in a paused 状态。

句法

var amISpeaking = speechSynthesisInstance.speaking;
					

值

A 布尔 .

范例

var synth = window.speechSynthesis;
var utterance1 = new SpeechSynthesisUtterance('How about we say this now? This is quite a long sentence to say.');
var utterance2 = new SpeechSynthesisUtterance('We should say another sentence too, just to be on the safe side.');
synth.speak(utterance1);
synth.speak(utterance2);
var amISpeaking = synth.speaking; // will return true if utterance 1 or utterance 2 are currently being spoken
					

规范

规范	状态	注释
Web 语音 API The definition of 'speaking' in that specification.	草案

浏览器兼容性

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. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
speaking	Chrome 33	Edge 14	Firefox 49	IE 不支持 No	Opera 21	Safari 7	WebView Android 4.4.3	Chrome Android 33	Firefox Android 62	Opera Android 不支持 No	Safari iOS 7	Samsung Internet Android 3.0

图例

完整支持

完整支持

不支持

不支持

实验。期望将来行为有所改变。

实验。期望将来行为有所改变。

用户必须明确启用此特征。

用户必须明确启用此特征。

另请参阅

• Web 语音 API

元数据

• 最后修改： 2020 年 1 月 22 日

相关话题

1. SpeechSynthesis
2. 特性

   1. onvoiceschanged
   2. paused
   3. pending
   4. speaking
3. 方法

   1. cancel()
   2. getVoices()
   3. pause()
   4. resume()
   5. speak()
4. 事件

   1. voiceschanged
5. Related pages for Web Speech API

   1. SpeechGrammar
   2. SpeechGrammarList
   3. SpeechRecognition
   4. SpeechRecognitionAlternative
   5. SpeechRecognitionError
   6. SpeechRecognitionEvent
   7. SpeechRecognitionResult
   8. SpeechRecognitionResultList
   9. SpeechSynthesisErrorEvent
   10. SpeechSynthesisEvent
   11. SpeechSynthesisUtterance
   12. SpeechSynthesisVoice