OutputInterface getOutput() Get the output implementation.

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

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

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

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

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

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

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

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

void error(string $string) Write a string as error output.