class Validator implements

array getRequiredOptions() Returns the name of the required options. Override this method

interface ValidatorBuilderInterface A configurable builder for ValidatorInterface objects.

class TraversalStrategy Specifies whether and how a traversable object should be traversed.

string getDefaultOption() Returns the name of the default option. Override this method

class EmailValidator extends

string|array getTargets() Returns whether the constraint can be put onto classes, properties

ConstraintViolationBuilderInterface setPlural(int $number) Sets the number which determines how the plural form of the violation message is chosen when it is translated. Parameters int $number The number for determining the plural form Return Value ConstraintViolationBuilderInterface This builder See also \Symfony\Component\Translation\TranslatorInterface::transChoice()

bool hasMetadataFor(mixed $value) Returns whether the class is able to return metadata for the

ValidatorBuilderInterface