SOLID principles

📅   17. 01. 2022
👤   Jan Barášek

Solid principles are a way, a set of recommendations and principles, to build robust software. SOLID principles work for object-oriented design (OOP). Their author is Robert C. Martin and date from around 2000.

A quick overview

Character Principle Name Explanation
S Single responsibility principle Each class has just one responsibility.
O Open/Closed principle The functionality of a class can be extended without modifying it.
L Liskov substitution principle Classes must be fully substitutable by their descendants.
I Interface segregation principle Use small and narrowly focused interfaces.
D Dependency inversion principle Depend on abstractions, not on implementations.

Jan Barášek     More about the author

The author works as a senior developer and software architect in Prague (Czech republic, Europe). He designs and manages large web applications that you know and use. Since 2009 he has gained a wealth of experience which he passes on through this website.

I'd be happy to help: