svelte/documentation/tutorial/04-logic/06-await-blocks/app-a/App.svelte

<script>
	async function getRandomNumber() {
		const res = await fetch(`/tutorial/random-number`);
		const text = await res.text();

		if (res.ok) {
			return text;
		} else {
			throw new Error(text);
		}
	}

	let promise = getRandomNumber();

	function handleClick() {
		promise = getRandomNumber();
	}
</script>

<button on:click={handleClick}> generate random number </button>

<!-- replace this element -->
<p>{promise}</p>