RuleBase Class

Serves as the base class for Validation Rules.

Namespace: DevExpress.Persistent.Validation

Assembly: DevExpress.Persistent.Base.v23.2.dll

NuGet Package: DevExpress.Persistent.Base

Declaration

C#

public abstract class RuleBase :
    IRule,
    ISupportCheckRuleIntegrity,
    IObjectSpaceLink,
    ICaptionHelperProviderLink,
    IRulePropertiesCache

VB.NET

Public MustInherit Class RuleBase
    Implements IRule,
               ISupportCheckRuleIntegrity,
               IObjectSpaceLink,
               ICaptionHelperProviderLink,
               IRulePropertiesCache

Remarks

The RuleBase class is the basic abstract class implementing the IRule interface. All the built-in Validation Rules inherit from RuleBase.

You can implement a custom Validation Rule by inheriting from the RuleBase class. To see an example, refer to the Implement Custom Rules topic.

Implements

IRule

IObjectSpaceLink

Inheritance

Object

RuleBase