public function callSilent(string $command, array $arguments = []): int
    {
        return $this->getApplication()->call($command, $arguments, new NullOutput());
    }
public function callSilent(string $command, array $arguments = []): int
    {
        return $this->getApplication()->call($command, $arguments, new NullOutput());
    }
public function callSilent ( string $ command , array $ arguments = [ ] ) : int { return $ this -> getApplication ( ) -> call ( $ command , $ arguments , new NullOutput ( ) ) ; }
Call another console command silently.

@param string $command
@param array  $arguments

@return int
Call another console command silently .