<!-- mobian-agent-page publisher="dailydev" canonical="https://daily.dev/posts/oop-design-patterns-in-javascript-0scu4khmr" -->

---
title: OOP Design Patterns in Javascript | daily.dev
description: The Command Pattern turns a request or operation into a standalone object. The Strategy Pattern defines a family of interchangeable algorithms. The Flyweight...
canonical: https://daily.dev/posts/oop-design-patterns-in-javascript-0scu4khmr
twitter:card: summary_large_image
twitter:site: @dailydotdev
og:type: website
og:site_name: daily.dev
og:title: OOP Design Patterns in Javascript | daily.dev
og:description: The Command Pattern turns a request or operation into a standalone object. The Strategy Pattern defines a family of interchangeable algorithms. The Flyweight...
og:url: https://daily.dev/posts/oop-design-patterns-in-javascript-0scu4khmr
og:image: https://api.daily.dev/og/posts/0SCU4KHMR.png
og:image:alt: OOP Design Patterns in Javascript
og:image:width: 1200
og:image:height: 630
og:locale: en
---

> ## Documentation Index
> Fetch the complete documentation index at: https://daily.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# OOP Design Patterns in Javascript

**[DEV](https://daily.dev/sources/devto)** · 34 min read · 358 upvotes · 9 comments

## Summary

The Command Pattern turns a request or operation into a standalone object. The Strategy Pattern defines a family of interchangeable algorithms. The Flyweight Pattern reduces memory consumption by sharing common parts of objects. The Observer Pattern establishes a one-to-many dependency between objects.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://dev.to/alexmercedcoder/oop-design-patterns-in-javascript-3i98>

## Community discussion

Top comments from developers on daily.dev.

**@zackarisl** · 6 upvotes

> no thanks D:

**@calvn** · 1 upvotes

> We do not need OOD in JavaScript, simply use the language its all there.

**@arsalanmalik** · 1 upvotes

> very nice!

**@yaqoot002** · 0 upvotes

> nice post very useful!

**@kevinmarville** · 0 upvotes

> thanks

## Similar posts on daily.dev

- [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments
- [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments
- [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments
- [CNCF Unveils Schedule for KubeCon \+ CloudNativeCon Europe 2026](https://daily.dev/posts/cncf-unveils-schedule-for-kubecon-cloudnativecon-europe-2026-ikhcoa5cb) · CNCF · 2 upvotes · 0 comments
- [CNCF Debuts KubeCon \+ CloudNativeCon Japan 2026 Schedule](https://daily.dev/posts/cncf-debuts-kubecon-cloudnativecon-japan-2026-schedule-xp5pyudub) · CNCF · 1 upvotes · 0 comments

---

Tags: [#javascript](https://daily.dev/tags/javascript), [#design-patterns](https://daily.dev/tags/design-patterns)

[View this post on daily.dev](https://daily.dev/posts/oop-design-patterns-in-javascript-0scu4khmr)

```json
{"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]}
{"@context":"https://schema.org","@type":"TechArticle","headline":"OOP Design Patterns in Javascript","url":"https://daily.dev/posts/oop-design-patterns-in-javascript-0scu4khmr","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/oop-design-patterns-in-javascript-0scu4khmr"},"datePublished":"2023-11-29T11:06:27.088Z","dateModified":"2023-11-29T11:06:26.121Z","description":"The Command Pattern turns a request or operation into a standalone object. The Strategy Pattern defines a family of interchangeable algorithms. The Flyweight...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/d3c5ca5d904b6700daabfd52a3946873?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/d3c5ca5d904b6700daabfd52a3946873?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"DEV","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"DEV","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/devto","url":"https://daily.dev/sources/devto"},"commentCount":9,"discussionUrl":"https://daily.dev/posts/oop-design-patterns-in-javascript-0scu4khmr","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":358},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":9}],"keywords":"javascript,design-patterns","timeRequired":"PT34M"}
{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"DEV","item":"https://daily.dev/sources/devto"},{"@type":"ListItem","position":3,"name":"OOP Design Patterns in Javascript"}]}
{"@context":"https://schema.org","@type":"WebPage","@id":"https://daily.dev/posts/oop-design-patterns-in-javascript-0scu4khmr","comment":[{"@type":"Comment","text":"no thanks D:","datePublished":"2023-11-29T13:28:53.582Z","url":"https://daily.dev/posts/0SCU4KHMR#c-TuS7oatIA","author":{"@type":"Person","name":"Zakaria sl","url":"https://daily.dev/zackarisl","image":"https://avatars.githubusercontent.com/u/79061155?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":6}},{"@type":"Comment","text":"We do not need OOD in JavaScript, simply use the language its all there.","datePublished":"2024-01-02T07:06:41.436Z","url":"https://daily.dev/posts/0SCU4KHMR#c-1pPGydcHI","author":{"@type":"Person","name":"dec ker","url":"https://daily.dev/calvn","image":"https://lh3.googleusercontent.com/a-/AFdZucohWpxfOojXs03LE3bGeQGBXlW6m6Z869aNGHyqLg=s100"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"very nice!","datePublished":"2024-01-02T16:06:02.710Z","url":"https://daily.dev/posts/0SCU4KHMR#c-rQBXpv3Tq","author":{"@type":"Person","name":"Arsalan malik","url":"https://daily.dev/arsalanmalik","image":"https://lh3.googleusercontent.com/a/AAcHTteyE1_KnxS5Ox0pMF1wX-XQljLNnoFxhTRgrM4hMg=s96-c"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1}},{"@type":"Comment","text":"nice post very useful!","datePublished":"2023-12-07T13:24:00.959Z","url":"https://daily.dev/posts/0SCU4KHMR#c-jqTrE28QP","author":{"@type":"Person","name":"Yaqoot","url":"https://daily.dev/yaqoot002","image":"https://lh3.googleusercontent.com/a/ACg8ocIaq88sWAK4UJls-dBMHR4Wu_VcC8NtYfYJ7DMwgtxy=s96-c"}},{"@type":"Comment","text":"thanks","datePublished":"2023-12-30T22:44:35.807Z","url":"https://daily.dev/posts/0SCU4KHMR#c-i9XT8KQ0j","author":{"@type":"Person","name":"Kevin Marville","url":"https://daily.dev/kevinmarville","image":"https://avatars.githubusercontent.com/u/116537485?v=4"}}]}
```