array attributes() Get all attributes. Return

$this whereNull(string $column) Set a "where null" constraint on the query

string getDisplayableValue(string $attribute, mixed $value) Get the displayable

bool isAValidFileInstance(mixed $value) Check that the given value is a

bool fails() Determine if the data fails the validation rules.

TranslatorInterface getTranslator() Get the Translator implementation.

$this height(int $value) Set the "height" constraint.

static void macro(string $name, callable $macro) Register a

int getCount(string $collection, string $column, string $value, int $excludeId = null, string $idColumn = null, array $extra = array())

static NotIn notIn(array $values)