GridGroupSummaryItemCollection.Add Method

Name	Parameters	Description
Add()	none	Creates a new group summary item with default settings and adds it to the end of the collection.
Add(SummaryItemType, String, GridColumn, String, IFormatProvider)	summaryType, fieldName, showInColumn, displayFormat, formatProvider	Creates a new group summary item with the specified settings and adds it to the end of the collection.
Add(SummaryItemType, String, GridColumn, String)	summaryType, fieldName, showInColumn, displayFormat	Creates a new group summary item with predefined settings and adds it to the end of the collection.
Add(SummaryItemType, String, GridColumn)	summaryType, fieldName, showInColumn	Creates a new group summary item with predefined settings and adds it to the end of the collection.
Add(SummaryItemType, String)	summaryType, fieldName	Adds a new summary item to the current summary collection and initializes its summary type and field name.