IObjectSpace.GetExpressionEvaluator(EvaluatorContextDescriptor, CriteriaOperator) Method
Creates an ExpressionEvaluator object that is used to evaluate whether objects of the specified type satisfy a particular criteria.
Namespace: DevExpress.ExpressApp
Assembly: DevExpress.ExpressApp.v24.2.dll
NuGet Package: DevExpress.ExpressApp
#Declaration
ExpressionEvaluator GetExpressionEvaluator(
EvaluatorContextDescriptor evaluatorContextDescriptor,
CriteriaOperator criteria
)
#Parameters
Name | Type | Description |
---|---|---|
evaluator |
DevExpress. |
An Evaluator |
criteria | Criteria |
A Criteira |
#Returns
Type | Description |
---|---|
DevExpress. |
An Expression |
#Remarks
When implementing the IObjectSpace interface in the BaseObjectSpace class’ descendant, you don’t have to implement this method. The BaseObjectSpace.GetExpressionEvaluator method creates an instance of the DevExpress.Data.Filtering.Helpers.ExpressionEvaluator class.