void comment(string $string, null|int|string $verbosity = null) Write a

string|array argument(string $key = null) Get the value of a command argument

UpCommand class UpCommand extends Command

void table(array $headers, Arrayable|array $rows,

void error(string $string) Write a string as error output.

void info(string $string) Write a string as information output.

bool|null fire() Execute the console command.

void comment(string $string) Write a string as comment output.

int callSilent(string $command, array $arguments = array()) Call another

int run(InputInterface $input, OutputInterface $output) Run the console