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CodeSignal

Clean Code with Multiple Classes in PHP

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Overview

Explore principles for maintaining clean code with multiple classes in PHP. Learn about class collaboration, interfacing, abstract classes, managing dependencies, practicing polymorphism, and handling exceptions across classes.

Syllabus

  • Unit 1: Clean Code with Multiple Classes in PHP
    • Refactoring Feature Envy in PHP Classes
    • Refactor Message Chains in PHP
    • Middle Man Code Smell Refactoring
  • Unit 2: Interfaces and Abstract Classes in PHP
    • Refactor Payment Classes Using Interfaces in PHP
    • Decouple Transaction Processing with PaymentType Interface
    • Refactoring with Abstract Classes and Encapsulation in PHP
  • Unit 3: Dependency Management in PHP
    • Decoupling Car from Specific Engine Type in PHP
    • Refactor BookingService with NotificationService Interface in PHP
    • Factory Pattern Implementation in PHP
  • Unit 4: Polymorphism in Practice with PHP
    • Refactor Animal Feeding with Polymorphism in PHP
    • Refactor Animal Behaviors Using Polymorphism and Interfaces in PHP
  • Unit 5: Introduction to Exception Handling in PHP
    • Handling Exceptions Across Classes in PHP
    • Enhancing Exception Handling in a Library System Simulation

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