RuleObjectExistsAttribute(DefaultContexts, String) Constructor

Initializes a new instance of the RuleObjectExistsAttribute class.

Namespace: DevExpress.Persistent.Validation

Assembly: DevExpress.Persistent.Base.v24.1.dll

NuGet Package: DevExpress.Persistent.Base

Declaration

C#

public RuleObjectExistsAttribute(
    DefaultContexts targetContexts,
    string criteria
)

VB.NET

Public Sub New(
    targetContexts As DefaultContexts,
    criteria As String
)

Parameters

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.
criteria	String	A string value representing the criteria that must be satisfied by the target type objects.

Remarks

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