Online PHP editor | perf for atLZu

<?php declare(strict_types=1); class Game { public function __construct( public readonly string $name ) {} } class User { public function __construct( public readonly string $name ) {} } class GameCollection { private array $games = []; public function add(Game $game): void { $this->games[$game->name] = $game; } public function remove(Game $game): void { unset($this->games[$game->name]); } public function getAll(): array { return $this->games; } } class GameStore { # array<User->name, GameCollection> private array $loans; public function __construct( private GameCollection $games ) {} public function addGame(Game $game): void { $this->games->add($game); } public function getAllGames(): array { return $this->games->getAll(); } public function registerUser(User $user): void { $this->loans[$user->name] = new GameCollection(); } public function checkOut(Game $game, User $user): void { $this->loans[$user->name]->add($game); $this->games->remove($game); } public function checkIn(Game $game, User $user): void { $this->loans[$user->name]->remove($game); $this->games->add($game); } public function getAllOnLoan(): array { return array_map(fn($user) => $user->getAll(), $this->loans); } } $csgo = new Game('CS:GO'); $exp33 = new Game('Expedition 33'); $marioBros = new Game('Super Mario Bros'); $johnny = new User('Johnny'); $daniel = new User('Daniel'); $store = new GameStore(games: new GameCollection()); $store->addGame($csgo); $store->addGame($exp33); $store->addGame($marioBros); $store->registerUser($daniel); $store->checkOut($exp33, $daniel); var_dump( 'Daniel registers and checksOut Expedition 33', 'Store Available Games', $store->getAllGames(), 'On Loan', $store->getAllOnLoan() ); $store->registerUser($johnny); $store->checkIn($exp33, $daniel); $store->checkOut($exp33, $johnny); var_dump( 'Daniel returns Expedition 33 and Johnny checksOut the same game', 'Store Available Games', $store->getAllGames(), 'On Loan', $store->getAllOnLoan() );

Version	System time (s)	User time (s)	Memory (MiB)
8.5.7	0.004	0.005	16.85
8.5.6	0.012	0.008	16.99
8.5.5	0.009	0.009	18.57
8.4.22	0.012	0.009	19.73
8.4.21	0.014	0.008	19.72
8.4.18	0.023	0.011	20.64
8.4.9	0.004	0.005	19.55
8.3.31	0.005	0.005	18.48
8.3.18	0.010	0.006	18.36
8.3.5	0.010	0.009	18.49
8.2.31	0.006	0.009	18.10