OOP PHP | Implements Interface #9 Bitfumes. An abstract class is also an interface. Bug #43200: Interface implementation / inheritence not possible in abstract classes: Submitted: 2007-11-05 15:50 UTC: Modified: 2011-11-19 13:35 UTC An interface, unlike an abstract class, can provide NO implementation. Implementation : An interface is abstract so that it can't provide any code. An interface will be used in the database abstraction layer you create. An abstract class can extend another abstract class, Abstract class can provide the implementation of the interface. Examples of Abstract Classes in PHP OOP. An interface can extend another Java interface only. For example, say that I'm writing a MapReduce implementation, and I want a common class … The classes which Inherit/implement the interfaces, must define all the abstract methods of the interface. Advantages of PHP Interface. Because the interface class handles the swapping issue. 3. Interface Interfaces are used when you need to enforce a class to implement What is Abstract class? A class which extends an abstract class must define some or all of it’s abstract … An abstract class is a class that is only partially implemented by the programmer. Abstract class. The abstract class is simply considered a superclass for all classes with the same nature.

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