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

bool confirm(string $question, bool $default = false) Confirm a question

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

string choice(string $question, array $choices, string $default = null, mixed $attempts = null, bool $multiple = null)

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

array options() Get all of the options passed to the command.

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

bool confirm(string $question, bool $default = false) Confirm a question

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

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