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

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

string secret(string $question, bool $fallback = true) Prompt the user

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

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

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

void __construct(Filesystem $files)

string ask(string $question, string $default = null) Prompt the user for

bool hasOption(string $name) Determine if the given option is present.

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