<!DOCTYPE html>
<html>
<body>
<h2>JavaScript Mapオブジェクト</h2>
<p>Map.entries()の使用</p>
<p id="demo"></p>
<script>
// Mapを作成する
const fruits = new Map([
["apples", 500],
["bananas", 300],
["oranges", 200]
]);
let text = "";
for (const x of fruits.entries()) {
text += x + "<br>";
}
document.getElementById("demo").innerHTML = text;
</script>
</body>
</html>
