--- id: d69cb1c0-fc5d-406e-beab-e82ee12dc603 title: Symfony Constraints --- # Attributes As of [Symfony 5.2](20201117095953-symfony_5_2), validation constraints can be defined as [attributes](20201117112727-define_constraints_as_attributes). # Constraints - [Compromised Password Constraint](20201112134752-compromised_password_constraint) - [Hostname Constraint](20201116132411-hostname_constraint) - [JSON Constraint](20201112125637-symfony_json_constraint) - [NotBlank Constraint](20201112130710-notblank_constraint) - [Timezone Constraint](20201112134545-timezone_constraint) - [Type Constraint](20201113172517-type_constraint) - [Unique Constraint](20201112132331-unique_constraint) - [ULID Constraint](20201117104332-ulid_constraint) ## Compound constraints - [AtLeastOneOf Constraint](20201116134435-atleastoneof_constraint) - [Compound Constraint](20201116124210-compound_constraint) - [Sequentially Constraint](20201116124823-sequentially_constraint) ## Expressions - [ExpressionLanguage Constraint](20201109150640-expressionlanguage_constraint) - [ExpressionLanguageSyntax Constraint](20201116135523-expressionlanguagesyntax_constraint) ## Number constraints - [DivisibleBy Constraint](20201111103048-symfony_divisibleby_constraint) - [Number Constraints](20201112140917-number_constraints) ## Valid constraints - [Groups support for Valid constraint](20201109145724-groups_support_for_valid_constraint) ## Financial constraints - [Bic Constraint](20201112122929-bic_constraint) - [CardScheme Constraint](20201112123704-cardscheme_constraint)