Signals/JavaScript/Tasks/4-dispose.js at main · HowProgrammingWorks/Signals

26 lines (20 loc) · 664 Bytes

'use strict';

// npm install @preact/signals-core --save

const { signal, effect } = require('@preact/signals-core');

// Task: rewrite code to use preact `effect` and `dispose`;

// implement iteration to increment total and print it

// until total become greater than PURCHASE_LIMIT,

// do not stop iteration after that but just prevent

// printing purchase total

const PURCHASE_LIMIT = 1600;

const electronics = [

{ name: 'Laptop', price: 1500 },

{ name: 'Keyboard', price: 100 },

{ name: 'HDMI cable', price: 10 },

];

const total = signal(0);

effect(() => {

console.log(electronics);

console.log({ total });

console.log({ PURCHASE_LIMIT });

});

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