@sv-use/core/dist/get-previous/index.svelte.js

A collection of Svelte 5 utilities.

import { watch } from '../watch/index.svelte.js';
export function getPrevious(getter, initial = undefined) {
    const _previous = $state({ current: initial });
    watch(() => $state.snapshot(getter()), (_, prev) => {
        _previous.current = prev;
    });
    return _previous;
}