How are interfaces implemented in php?
Object interfaces allow you to create code which specifies which methods a class must implement, without having to define how these methods are implemented. Interfaces share a namespace with classes and traits, so they may not use the same name. Show Interfaces are defined in the same way as a class, but with the All methods declared in an interface must be public; this is the nature of an interface. In practice, interfaces serve two complementary purposes:
Interfaces may define magic methods to require implementing classes to implement those methods.
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