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我想說只有4個字母的列表中的每個字母。我的例子現在只是說「點擊」每個字母,但是我的代碼沒有產生「點擊」。如果提供了以下javascript語句,它將在頁面加載時產生一個「單擊」:speechSynthesis.speak(msg);
。但作爲我的功能next()
的一部分,我聽不到任何聲音。做JavaScript語音合成說一個列表需要回撥
的Javascript:
var msg = new SpeechSynthesisUtterance();
var voices = window.speechSynthesis.getVoices();
msg.voice = voices[10]; // Note: some voices don't support altering params
msg.voiceURI = 'native';
msg.volume = 1; // 0 to 1
msg.rate = 1; // 0.1 to 10
msg.pitch = 2; //0 to 2
msg.text = 'click';
msg.lang = 'en-US';
function next() {
if (cardi < showdeal.length - 1) {
var text = showdeal.substr(cardi + 1,1);
document.getElementById("dealcardto").innerHTML = text;
cardi++;
speechSynthesis.speak(msg);
}
}
HTML:
<button onclick="next()" class="button">Next in list</button>
<span style="font-size: 60" id="cardletterto">X</span>
您錯過了任何元素與'id =「theletter」'https://jsfiddle.net/xn09mk7c/1/ - 順便說一句聖潔的抽菸,我不知道js有內置的語音合成支持:O - 令人愉快的驚喜每天 :) –