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svelte/documentation/examples/21-miscellaneous/02-immutable-data/ImmutableTodo.svelte

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408 B

<svelte:options immutable />
<script>
import { afterUpdate } from 'svelte';
import flash from './flash.js';
export let todo;
let div;
afterUpdate(() => {
flash(div);
});
</script>
<!-- the text will flash red whenever
the `todo` object changes -->
<div bind:this={div} on:click>
{todo.done ? '👍' : ''}
{todo.text}
</div>
<style>
div {
cursor: pointer;
line-height: 1.5;
}
</style>