
JavaScript.com
JavaScript Quiz
Learn JavaScript
JavaScript Knowledge Map
Do you speak JavaScript?
50 Tips on JavaScript
dateDropper Javascript
A full list of JavaScript operators with examples

Mercenaries 2: World in Flames
Hitman
Order and Chaos Online
Mass Effect: Andromeda
Deus Ex: Mankind Divided
Thief
Dishonored 2
Prototype JavaScript framework

Which is more popular?
Based on our record, Prototype should be more popular than JavaScript Operator Lookup. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | joshwcomeau.com | prototypejs.org |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of JavaScript Operator Lookup yet.
Overall verdict
Why this product is good
Recommended for
Prototype.js is recommended primarily for developers working on maintaining or upgrading older web applications that were originally built using this library. It's not advised for new projects, as there are more robust and widely-supported tools available today that offer better performance, features, and community support.
Walkthroughs and reviews on video.
No JavaScript Operator Lookup videos yet. You could help us improve this page by suggesting one.
PROTOTYPE: 10 Years Later
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using JavaScript Operator Lookup and Prototype. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


If you replace your || with ?? You should get the behaviour you are after. This is a good reference for what the operators do in js: https://joshwcomeau.com/operator-lookup. Source: about 5 years ago
It's very weird to realise that this isn't long enough to remember a time when extending native prototypes was en vogue. Source: over 3 years ago
The parent is referring to the Prototype framework (http://prototypejs.org/), not the JS language concept of a prototype. Source: about 4 years ago
Let's not forget about http://prototypejs.org/ & http://script.aculo.us/ for modern Web 2.O. - Source: Hacker News / over 4 years ago
When comparing JavaScript Operator Lookup and Prototype, you can also consider the following products.

A free resource for learning and developing in JavaScript
Compare JavaScript.com to JavaScript Operator Lookup or Prototype:

Mercenaries 2: World in Flames offers a combination of exciting elements such as Action-Adventure, Third-person Shooter, Single and Multiplayer developed by Pandemic Studios and published by Electronic Arts.
Compare Mercenaries 2: World in Flames to JavaScript Operator Lookup or Prototype:

Check your knowledge by having fun.
Compare JavaScript Quiz to JavaScript Operator Lookup or Prototype:

Hitman is the marvelous sixth installment in the Hitman series developed by IO Interactive and published by Square Enix.
Compare Hitman to JavaScript Operator Lookup or Prototype:

Learn JavaScript with guided tests and flashcards
Compare Learn JavaScript to JavaScript Operator Lookup or Prototype:

Experience and explore the games and other upcoming updates from Gameloft®. Find the game that will best fit your lifestyle!
Compare Order and Chaos Online to JavaScript Operator Lookup or Prototype: