array getOptionDefaults() Gets an array of default values.
mixed getOption(string $name) Returns the option value for a given option name.
InputOption[] getOptions()
array getOptions() Returns all the given options merged with the default values.
setArguments(InputArgument[] $arguments
validate() Validates the input. Exceptions
bool hasArgument(string|int $name) Returns true if an InputArgument object exists by name or
string getFirstArgument() Returns the first argument from the raw parameters (not parsed).
bool hasParameterOption(string|array $values, bool $onlyParams = false) Returns true if the raw
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