string[] getMissingOptions() Returns the names of all options missing a default value.

string[] getRequiredOptions() Returns the names of all required options.

Op

OptionsResolver setAllowedValues(string

Op

offsetUnset($option) Not supported. Parameters

OptionsResolver setDefined(string|string[]

Op

array resolve(array $options = array()) Returns the combination of the default and the passed

bool isRequired(string $option) Returns whether an option is required. An option is required