PC网页版语音合成功能，如何实现语音播放操作？

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PC+WEB语音合成，语音播放javascriptvar msg=new SpeechSynthesisUtterance();var voices=window.speechSynthesis.getVoices();msg.voice=voices[64];msg.voiceURI='Google 普通话（中国大陆）';

PC WEB语音合成，语音播放

var msg = new SpeechSynthesisUtterance(); var voices = window.speechSynthesis.getVoices(); msg.voice = voices[64]; // Note: some voices don't support altering params msg.voiceURI = 'Google 普通话（中国大陆）'; msg.volume = 1; // 0 to 1 msg.rate = 2; // 0.1 to 10 msg.pitch = 0; //0 to 2 msg.text = '你好，世界！'; msg.lang = 'zh-CN'; speechSynthesis.speak(msg);