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CustomCriteriaManager.RegisterCriterion(ICustomCriteriaOperatorQueryable) Method

Registers a specified custom criterion to use in LINQ to XPO expressions.

Namespace: DevExpress.Xpo

Assembly: DevExpress.Xpo.v20.1.dll

Declaration

public static void RegisterCriterion(
    ICustomCriteriaOperatorQueryable customCriterion
)
Public Shared Sub RegisterCriterion(
    customCriterion As ICustomCriteriaOperatorQueryable
)

Parameters

Name Type Description
customCriterion ICustomCriteriaOperatorQueryable

An ICustomCriteriaOperatorQueryable object implementing a custom criterion to register.

Remarks

To access custom criteria registered via the RegisterCriterion and CustomCriteriaManager.RegisterCriteria method calls, call the CustomCriteriaManager.GetRegisteredCriteria function. To search for a specific registered custom criterion, call the CustomCriteriaManager.GetCriteria function.

NOTE

The RegisterCriterion method throws an exception if null (Nothing in Visual Basic) is passed as the customCriterion.

See Also