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How to implement text-to-speech using JavaScript: first create an HTML sample file; then add js code; and finally use the SpeechSynthesisUtterance interface to synthesize the specified text into the corresponding speech.
The operating environment of this article: Windows 7 system, javascript1.8.5, Dell G3 computer.
How to convert text to sound in JavaScript?
js text-to-speech playback
SpeechSynthesisUtterance
SpeechSynthesisUtterance is a new API in HTML5 for Synthesize the specified text into the corresponding speech. It also includes some configuration items to specify how to read (language, volume, tone), etc.
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<input type="text" id="textMsg" value="有新的订单，请及时处理">
<button onclick="speak()">播放</button>
<button onclick="pause()">暂停</button>
<button onclick="resume()">继续播放</button>
<button onclick="cancel()">取消播放</button>
<script>
var speech = new SpeechSynthesisUtterance();
// 播放
function speak() {
// speech.pitch = 1 // 获取并设置话语的音调(值越大越尖锐,越低越低沉)
// speech.rate = 5 // 获取并设置说话的速度(值越大语速越快,越小语速越慢)
// speech.voice = 10 // 获取并设置说话的声音
// speech.volume = 1 // 获取并设置说话的音量
// speech.lang = speechSynthesis.getVoices()[0] // 设置播放语言，测试没效果
// speech.cancel() // 删除队列中所有的语音.如果正在播放,则直接停止
speech.text = textMsg.value // 获取并设置说话时的文本
speechSynthesis.speak(speech);
}
// 暂停
function pause() {
speechSynthesis.pause()
}
// 继续播放
function resume() {
speechSynthesis.resume()
}
// 取消播放
function cancel() {
speechSynthesis.cancel()
}
</script>
</body>
</html>tips: If there is no sound during playback, you can try restarting the browser to play
Recommended study: "javascript advanced tutorial"
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