React signal example with doubled amount using preact/signals library

signal-doubled-example.jsx

import { signal, computed, effect } from '@preact/signals';

const count = signal(0);
const doubled = computed(() => count.value * 2);
effect(() => console.log('Doubled has value: ', doubled.value))
 
count.value++;

// OUTPUT VALUES:
// Doubled has value 0
// Doubled has value 2