svelte/test/runtime/samples/component-binding-each-remount-unkeyed/main.svelte

<script>
	import { onMount } from 'svelte';
	import Child from './Child.svelte';

	let updateCounter = 0;
	let promiseResolve;
	export const done = new Promise(resolve => {
		promiseResolve = resolve;
	});
	export const getCounter = () => {
		return updateCounter;
	};

	let vals = [1, 2, 3];
	const instances = [];
	let count = 3;

	const increment = () => {
		++updateCounter;
	};

	onMount(() => {
		count = 2;

		setTimeout(() => {
			vals = vals.reverse();

			setTimeout(promiseResolve);
		});
	});
</script>

{#each vals as val, index (val)}
	<Child bind:this={instances[index]} id={val} {count} {increment} />
{/each}