RuleUniqueValueAttribute(String, String) Constructor

Initializes a new instance of the RuleUniqueValueAttribute class.

Namespace: DevExpress.Persistent.Validation

Assembly: DevExpress.Persistent.Base.v24.2.dll

NuGet Package: DevExpress.Persistent.Base

Declaration

C#

public RuleUniqueValueAttribute(
    string id,
    string targetContextIDs
)

VB.NET

Public Sub New(
    id As String,
    targetContextIDs As String
)

Parameters

Name	Type	Description
id	String	A string value representing the current rule identifier. You can pass an empty value as the id parameter. An appropriate identifier will begenerated automatically, and set for the ID property of the Validation | Rules | Rule node in the Application Model.
targetContextIDs	String	A string value that specifies a list of identifiers of the contexts when the current rule should be checked. This value is set for the RuleBaseAttribute.TargetContextIDs property.

Remarks

If you are going to set a custom message template instead of a default one, use a constructor with the messageTemplate parameter.