AggregateOperand.Custom(String, IEnumerable<CriteriaOperator>) Method
Creates a new custom AggregateOperand that returns values calculated by the given aggregate expression. This expression is evaluated against elements of the AggregateOperand.CollectionProperty that match the specified AggregateOperand.Condition.
Namespace: DevExpress.Data.Filtering
Assembly: DevExpress.Data.v24.1.dll
NuGet Package: DevExpress.Data
Declaration
public AggregateOperand Custom(
string customAggregateName,
IEnumerable<CriteriaOperator> aggregatedExpressions
)Parameters
| Name | Type | Description |
|---|---|---|
| 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. |
| aggregatedExpressions | IEnumerable<CriteriaOperator> | A collection of aggregated expressions to be assigned to the AggregateOperand.CustomAggregateOperands property. |
Returns
| Type | Description |
|---|---|
| AggregateOperand | An AggregateOperand object which calculates an aggregate expression. |