PHPLesson 450 of 901

PHP final Keyword

Prevent inheritance of a class using the `final` keyword:

reference

Prevent inheritance of a class using the final keyword:

html

  <?php
final class MyClass {
  public $name = "John";
}

// This code will throw an error
class AnotherClass extends MyClass{};
?>

Definition and Usage

The final keyword is used to prevent a class from being inherited and to prevent inherited method from being overridden.