JavaScript Decorators From Scratch

JavaScript Decorators From Scratch

A decorator is simply a way of wrapping a function with another function to extend its existing capabilities. You “decorate” your existing code by wrapping it with another piece of code. This concept will not be new to those who are familiar with functional composition or higher-order functions. Decorators aren’t something new. They have been present in other languages such as Python and even in JavaScript under functional programming. We will speak about this later on. Understand all varieties of decorator functions. Learn JavaScript Decorators From Scratch

What is a Decorator?

A decorator is simply a way of wrapping a function with another function to extend its existing capabilities. You “decorate” your existing code by wrapping it with another piece of code. This concept will not be new to those who are familiar with functional composition or higher-order functions.

Decorators aren’t something new. They have been present in other languages such as Python and even in JavaScript under functional programming. We will speak about this later on.

Why Use a Decorator?

Decorators allow you to write cleaner code and achieve composition. It also helps you extend the same functionality to several functions and classes. Thereby enabling you to write code that is easier to debug and maintain.

Decorators also allow your code to be less distracting as it removes all the feature enhancing code away from the core function. It also enables you to add features without making your code complex.

Being in the stage 2 proposal, there can be many additions to the class decorator proposal which can be beneficial.

nodejs javascript web-development

Bootstrap 5 Complete Course with Examples

Bootstrap 5 Tutorial - Bootstrap 5 Crash Course for Beginners

Nest.JS Tutorial for Beginners

Hello Vue 3: A First Look at Vue 3 and the Composition API

Building a simple Applications with Vue 3

Deno Crash Course: Explore Deno and Create a full REST API with Deno

How to Build a Real-time Chat App with Deno and WebSockets

Convert HTML to Markdown Online

HTML entity encoder decoder Online

Hire NodeJs Developer

Looking to build dynamic, extensively featured, and full-fledged web applications? **[Hire NodeJs Developer](https://hourlydeveloper.io/hire-dedicated-node-js-developer/ "Hire NodeJs Developer")** to create a real-time, faster, and scalable...

Why Web Development is Important for your Business

With the rapid development in technology, the old ways to do business have changed completely. A lot more advanced and developed ways are ...

Important Reasons to Hire a Professional Web Development Company

    You name the business and I will tell you how web development can help you promote your business. If it is a startup or you seeking some...

Hire Dedicated eCommerce Web Developers | Top eCommerce Web Designers

Build your eCommerce project by hiring our expert eCommerce Website developers. Our Dedicated Web Designers develop powerful & robust website in a short span of time.

How long does it take to develop/build an app?

This article covers A-Z about the mobile and web app development process and answers your question on how long does it take to develop/build an app.