In this video, we are learning Open Closed Principle in PHP with a practical PHP example.
In this tutorial, you will learn:
- what Open Closed Principle means in PHP
- why classes should be open for extension but closed for modification
- how to build an exporter contract for different report formats
- how to add new behavior with new classes instead of changing existing code
- how abstractions keep services stable and reusable
- how to run and verify the output from the terminal
Series: SOLID Principles in PHP
Episode: 03
Next video: Liskov Substitution Principle in PHP
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