In this mini series, you'll learn how to build your own service container for dependency injection in PHP. A service container is a PHP object that is responsible for the instatiation of other objects.
*/ public function get(string $id); /** * Returns true if the container can return an entry for the given identifier.
class Container implements ContainerInterface { protected array $bindings = []; public function bind(string $id, object $service): void { $this->bindings[$id] = $service; }}
public function get(string $id): mixed { return $this->bindings[$id]; } public function has(string $id): bool { return isset($this->bindings[$id]); }}