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

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

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

void line(string $string) Write a string as standard output.

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

void table(array $headers, array $rows, string $style = 'default') Format

string askWithCompletion(string $question, array $choices, string $default = null)

OutputInterface getOutput() Get the output implementation.

void line(string $string, string $style = null, null|int|string $verbosity = null)

string askWithCompletion(string $question, array $choices, string $default = null)