string getName() Returns the canonical name of this helper.

write(string|array $messages, bool $newline = false, int $options = self::OUTPUT_NORMAL) Writes a

Command getCommand()

class ConsoleEvents Contains all events dispatched by an Application.

class StringInput extends ArgvInput

class InputDefinition A InputDefinition represents a set of valid command line arguments and options

interface OutputInterface OutputInterface is the interface implemented by all Output classes.

class InputArgument Represents a command line argument. Constants

setDecorated(bool $decorated) Sets the decorated flag.

setVerbosity(int $level) Sets the verbosity of the output.