tone-getstart.html
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8"/>
<title>Document</title>
<script src="https://unpkg.com/tone"></script>
<script>
document.addEventListener('DOMContentLoaded', () => {
const synth = new Tone.Synth().toDestination();
synth.triggerAttackRelease('C4', '4n');
const button = document.createElement('button');
button.innerText='♬ 押すと音が鳴ります ♬';
button.addEventListener('click', () => Tone.Transport.start());
document.body.appendChild(button);
});
</script>
</head>
<body>
</body>
</html>