Is a square a rectangle? Liskov substitution principle in action

I will put that simple question in the room: "Is a square a rectangle?" And you might thank: "Well dah, of course!"

But wait for a second and let's check it together. We will use the L in SOLID: The Liskov Substitution principle to check if this relationship makes sense for us!

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04/07/2022
10 min

SOLID Principles in C#

SOLID principles is one of those words/phrases you hear so often about. Also one of those things you most often get asked by your recruiter in a technical assessment.

So let us dissect why Uncle Bob formulated them and how they contribute to "Clean Code".

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