TreeListNodeSummaryItemCollection.Add(SummaryItemType, String) Method

Creates a new TreeListNodeSummaryItemCollection and adds it to the current collection.

Assembly : DevExpress.Xpf.Grid.v25.2.dll

NuGet Package : DevExpress.Wpf.Grid.Core

Declaration

csharp

public TreeListSummaryItem Add(
    SummaryItemType summaryType,
    string fieldName
)

Public Function Add(
    summaryType As SummaryItemType,
    fieldName As String
) As TreeListSummaryItem

Name	Type	Description
summaryType	SummaryItemType

A SummaryItemType enumeration value that specifies the aggregate function type.

| | fieldName | String |

A String value that specifies the name of the data source field whose values are used for summary calculation.

Type	Description
TreeListSummaryItem

A TreeListSummaryItem with the specified aggregation function and field name.