Online PHP editor | output for mGLhY

<?php class SalaryCalculator { private int $baseSalary = 300; public function calculateSalary(float $salaryMultiplier = 1.): float { return $this->baseSalary * $salaryMultiplier; } } $seniorManagerSalaryMultiplier = 1.5; $seniorManagerSalary = (new SalaryCalculator)->calculateSalary($seniorManagerSalaryMultiplier); var_dump($seniorManagerSalary); class SpecialSalaryCalculator extends SalaryCalculator { public function calculateSalary(int $salaryIncrease): int { return $this->baseSalary + $salaryIncrease; } } $seniorManagerSalaryIncrease = 100; $seniorManagerSalary = (new SpecialSalaryCalculator)->calculateSalary($seniorManagerSalaryIncrease); var_dump($seniorManagerSalary);