<!DOCTYPE html>
<html>
<body>
<div>post title: <span id="spanId"></span></div>
<script>
async function fillTheTitle() {
const post = await fetch("https://jsonplaceholder.typicode.com/posts/1").then((res) => res.json());
document.getElementById("spanId").innerText = post.title;
}
fillTheTitle();
</script>
</body>
</html>