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Prettier nos ayuda entre otras cosas a que nuestro c贸digo quede visualmente ordenado y homog茅neo. No obstante hay ocasiones donde puede que queramos que Prettier no formatee nuestro c贸digo. Por ejemplo, imaginemos que tenemos un c贸digo en formato JSO...
Vamos a aprender c贸mo mostrar un "Hello World" con React. // 1. Importamos dependencias import React from 'react'; import { createRoot } from 'react-dom/client'; // 2. Creamos un elemento de React const element = React.createElement( 'p', { id: ...
To easily know if an array includes a value we can use the includes() method: let items = [ "Computer", "Monitor" ]; items.includes("computer"); // false items.includes("Computer"); // true As you can see it is case sensitive. And you can check fo...
When we have an array and we want to extract the variables we can do it like this: const fruits = ['apple', 'strawberry', 'banana', 'orange']; const apple = fruits[0] // apple const strawberry = fruits[1] // strawberry const banana = fruits[2] // ...
To create an array and fill it at the same time we'll create an Array instance and then we'll use the fill() method. For example: const myNumbers = Array(4).fill(0) // [ 0, 0, 0, 0 ] We place as a parameter to fill() the value we want to place insid...
The spread operator will copy the content of an iterable element like an array or a string. It will spread the content and won't mutate the original element. The syntax is three dots (...) and then the name of the element to copy. Let's see an exampl...
The slice() method** returns the selected items** of an array, but it won't mutate the original array. That's a difference with the splice() method. slice() receives two parameters: The starting index to remove The end index (it won't be removed) ...
The splice() method will remove items from an array. It will return the removed values and it will mutate the original array. It receives two parameters: The starting index to remove. How many items will be removed from the starting position. For e...