<!DOCTYPE html>
<html>
<body>
<h2>JavaScript 数値</h2>
<p>可能な最大値を超える数値を計算すると、Infinityが返されます。</p>
<p id="demo"></p>
<script>
let myNumber = 2;
let txt = "";
while (myNumber != Infinity) {
myNumber = myNumber * myNumber;
txt = txt + myNumber + "<br>";
}
document.getElementById("demo").innerHTML = txt;
</script>
</body>
</html>
