Class AggregateFunction<TElement, TResult>

Represents a class that allows a custom lambda expression to be executed over a sequence of items.

Inheritance

System.Object

AggregateFunction

AggregateFunction<TElement, TResult>

Inherited Members

AggregateFunction.Merge(Object, AggregateResultMergeAction, AggregateResult, QueryableCollectionViewGroup)

AggregateFunction.GenerateFunctionName()

AggregateFunction.OnPropertyChanged(String)

AggregateFunction.Caption

AggregateFunction.FunctionName

AggregateFunction.ResultFormatString

AggregateFunction.PropertyChanged

Namespace: Telerik.Windows.Data

Assembly: Telerik.Windows.Data.dll

Syntax

public class AggregateFunction<TElement, TResult> : AggregateFunction, INotifyPropertyChanged

Type Parameters

TElement The type of the elements in the sequence.

TResult The type of the function result.

Constructors

AggregateFunction()

Declaration

public AggregateFunction()

Properties

AggregationExpression

Gets or sets the aggregation expression.

Declaration

public Expression<Func<IEnumerable<TElement>, TResult>> AggregationExpression { get; set; }

Property Value

System.Linq.Expressions.Expression<System.Func<System.Collections.Generic.IEnumerable<TElement>, TResult>> The aggregation expression.

Methods

CreateAggregateExpression(Expression)

Creates the aggregate expression that is used for constructing expression tree that will calculate the aggregate result.

Declaration

public override Expression CreateAggregateExpression(Expression enumerableExpression)

Parameters

System.Linq.Expressions.Expression enumerableExpression The grouping expression.

Returns

System.Linq.Expressions.Expression

Overrides

AggregateFunction.CreateAggregateExpression(Expression)

Extension Methods

CollectionExtensions.ToEnumerable<T>(T)

EnumerableExtensions.ToEnumerable<T>(T)