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

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

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

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

void fire() Execute the console command.

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

bool hasArgument(string|int $name) Determine if the given argument is present

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

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

void warn(string $string) Write a string as warning output.