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 | <!DOCTYPE html><html lang="en">
 <head>
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
 <title>Web Speech API</title>
 </head>
 <body>
 <h1>Speech Synthesis</h1>
 <textarea>你好,世界!</textarea>
 <br />
 <button id="speakButton">Speak</button>
 <button id="stopButton">Stop</button>
 <script>
 if ('speechSynthesis' in window) {
 
 const synth = window.speechSynthesis;
 
 document.getElementById('speakButton').addEventListener('click', () => {
 
 const text = document.querySelector('textarea').value;
 
 synth.cancel();
 
 const utterance = new SpeechSynthesisUtterance(text);
 
 utterance.lang = 'zh-TW';
 
 utterance.voice = synth.getVoices().find(voice => voice.name === 'Google 國語(臺灣)');
 
 synth.speak(utterance);
 });
 
 document.getElementById('stopButton').addEventListener('click', () => {
 
 synth.cancel();
 });
 } else {
 alert('Web Speech API is not supported.');
 }
 </script>
 </body>
 </html>
 
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