As your JavaScript projects grow in scale and complexity, at some point you’ll likely encounter situations where basic code structures start feeling messy or limited.
This is where design patterns come in — reusable solutions to common JavaScript coding problems that have been battle-tested by countless developers over the years.
In this beginner’s guide, we’ll explore some of the most helpful patterns with easy-to-grasp examples so you can level up your coding skills.
Understanding design patterns not only makes development easier, but it also makes collaborating with other programmers smoother since patterns provide a shared vocabulary to discuss solutions.
The Module Pattern
Encapsulate and organize code into logical units
The module pattern allows us to break a large JavaScript file into separate modular units. This offers:
- Namespace isolation — don’t clutter the global namespace and accidentally overwrite variable names
- Organize code into logical sections
- Only expose public members while…
