AggregateOperand(String, String, CriteriaOperator) Constructor

Initializes a new instance of the AggregateOperand class with specified settings.

Namespace: DevExpress.Data.Filtering

Assembly: DevExpress.Data.v23.2.dll

NuGet Package: DevExpress.Data

Declaration

C#

public AggregateOperand(
    string collectionProperty,
    string customAggregateName,
    CriteriaOperator condition
)

VB.NET

Public Sub New(
    collectionProperty As String,
    customAggregateName As String,
    condition As CriteriaOperator
)

Parameters

Name	Type	Description
collectionProperty	String	A String value that specifies the name of the collection property whose values are used to calculate the aggregate expression. It can be represented by a path through object relationships, for example “Employer.Addresses”.
customAggregateName	String	A custom aggregate function‘s name. This value cannot be null (Nothing in Visual Basic) or match a standard aggregate name: Sum, Min, Max, Avg, Count, Exists, or Single.
condition	CriteriaOperator	A CriteriaOperator object that represents the filter criteria. null (Nothing in Visual Basic) if the filter criteria isn’t needed. This value is assigned to the AggregateOperand.Condition property.