Define constructor, magic methods, static methods, abstract class, traits, namespace, interface

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Definitions of key concepts in PHP development

Constructor: Special method used to initialize objects in a class
Magic methods: Predefined methods in PHP classes that start with __
Static methods: Methods that can be called without instantiating a class
Abstract class: Class that cannot be instantiated and may contain abstract methods
Traits: Reusable code that can be included in multiple classes
Namespace: A way to organize code by grouping related classes, interfaces, functions, and constants
Interface: Defines a contract for classes to implement specific methods

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