<?php

  // PHP script demonstrating OOP principles

  class Car {

    public $brand;

    public $model;

    public function __construct($brand, $model) {

      $this->brand = $brand;

      $this->model = $model;

    }

    public function displayInfo() {

      return "Brand: {$this->brand}, Model: {$this->model}";

    }

  }

  $car = new Car("Toyota", "Camry");

  echo $car->displayInfo();

?>

​