The requested page is not available for the requested platform. You are viewing the content for Default platform.

RuleCombinationOfPropertiesIsUniqueAttribute(DefaultContexts, String) Constructor

Initializes a new instance of the RuleCombinationOfPropertiesIsUniqueAttribute class.

Namespace: DevExpress.Persistent.Validation

Assembly: DevExpress.Persistent.Base.v19.1.dll


public RuleCombinationOfPropertiesIsUniqueAttribute(
    DefaultContexts targetContexts,
    string targetProperties
Public Sub New(
    targetContexts As DefaultContexts,
    targetProperties As String


Name Type Description
targetContexts DefaultContexts

A DefaultContexts enumeration value that specifies a context for checking the current rule. This value is set for the RuleBaseAttribute.TargetContextIDs property.

targetProperties String

A string holding a comma-separated list of property names that represent the properties which must satisfy the Validation Rule.


Use this constructor if assigning a specific IRule.Id property value is not necessary.

See Also