IRule Interface

Declares members implemented by Validation Rules.

Namespace : DevExpress.Persistent.Validation

Assembly : DevExpress.Persistent.Base.v25.2.dll

NuGet Package : DevExpress.Persistent.Base

Declaration

• C#
• VB.NET

public interface IRule

Public Interface IRule

Related API Members

The following members return IRule objects:

• CodeRuleAttribute.CreateRule()
• CustomNeedToValidateRuleEventArgs.Rule
• CustomValidateRuleEventArgs.Rule
• IRuleSet.FindRule(String)
• RuleSet.FindRule(String)
• RuleValidationResult.Rule

Remarks

When implementing a custom Validation Rule, it is generally easier to inherit from the RuleBase class instead of implementing the IRule interface. To see an example of implementing a custom Validation Rule, refer to the Implement Custom Rules topic.

See Also

IRule Members

Validation Rules

DevExpress.Persistent.Validation Namespace