PHP - Interfaces and Traits
Why does PHP require a class implementing multiple interfaces to define all methods explicitly, even if some interfaces declare methods with the same name?
Why does PHP require a class implementing multiple interfaces to define all methods explicitly, even if some interfaces declare methods with the same name?
hard📝 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand PHP method overloading
PHP does not support method overloading by parameters; one method name per class.Step 2: Apply to interfaces
When multiple interfaces declare same method name, class must implement one method matching all signatures.Final Answer:
Because PHP does not support method overloading by parameters in interfaces. -> Option DQuick Check:
PHP requires one method per name; no overloading allowed [OK]
Quick Trick: PHP classes cannot overload methods; one method per name only [OK]
Common Mistakes:
- Thinking interfaces provide method bodies
- Believing PHP supports multiple methods with same name
- Confusing properties with methods in interfaces
Master "Interfaces and Traits" in PHP
Want More Practice?
15+ quiz questions · All difficulty levels · Free
Free Signup - Practice All QuestionsMore PHP Quizzes