protected function registerProviders(): void
    {
        foreach ($this->providers as $provider) {
            $this->app->register($provider);
        }
    }
protected function registerProviders(): void
    {
        foreach ($this->providers as $provider) {
            $this->app->register($provider);
        }
    }
protected function registerProviders ( ) : void { foreach ( $ this -> providers as $ provider ) { $ this -> app -> register ( $ provider ) ; } }
Register the providers.
Register the providers .