# Classes: Blueprints for Objects

A class is a blueprint for objects of one kind, with a constructor that fills in each new object and methods they all share, and new builds an object from it.

![Cheat sheet: Classes: Blueprints for Objects](https://fsdtrainingmedia.blob.core.windows.net/public/images/2026/10/1babb8df4c5b4eeebe816d05322ff1b6.webp)

- Category: JavaScript
- Level: Apprentice
- Tags: Class (javascript), Constructor (javascript), Instance (javascript), JavaScript, new Operator (javascript), Object-Oriented Programming, OOP
- Updated: November 1, 2026

Source: https://www.ask-codey.com/cheat-sheets/javascript-classes-blueprints-cheat-sheet