The Fallacy of Overreliance on Traits in PHP: Unmasking Poor Class Design

This article critiques the overuse of PHP traits as a symptom of poor class design, arguing that traits can violate the Single Responsibility Principle, encourage lazy design, obscure dependencies, and complicate testing. It contrasts trait-based implementations with dependency injection and recommends using inheritance, composition, interfaces, dependency injection, and continuous refactoring to improve cohesion, reduce coupling, and produce more maintainable OOP code.