Object oriented programming (OOP) best practices

In object-oriented programming, we have quite a lot of best practices to apply when writing code. We should make good use of SOLID principles, and object-oriented (OO) design patterns.

The following best practices can be applied on top of SOLID principles, and object-oriented (OO) design patterns.

  • Extending Is Better Than Changing
  • Avoiding Global State and Non-Deterministic Behaviors
  • Avoid Static Classes for Helpers, Utilities, etc
  • Separate Creational Logic from Business Logic
  • Keep Complexity Level Low
  • Keep the method small
  • Avoid Too Many If or Switch Statements

The SOLID principles:

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