<?php

require_once 'Rectangle.php';
require_once 'Square.php';
// $rec = new Rectangle(4,5);
// echo $rec->area() . PHP_EOL;
// $sqr = new Rectangle(3,20);
// echo $sqr->area() . PHP_EOL;
// $another = new Square(4,6);
// echo $another->area() . PHP_EOL;
// echo $another->perimeter() . PHP_EOL;
// $sl = new Rectangle(4,5);
// echo $sl->area() . PHP_EOL;
$square = new Square(4);
echo $square->area() . PHP_EOL;
echo $square->getWidth() . PHP_EOL;