mirror of https://github.com/sveltejs/svelte
31 lines
533 B
31 lines
533 B
<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>
|
|
|
|
{#await promise}
|
|
<p>...waiting</p>
|
|
{:then number}
|
|
<p>The number is {number}</p>
|
|
{:catch error}
|
|
<p style="color: red">{error.message}</p>
|
|
{/await}
|