'Declaration Public Function OnGrouping( _ ByVal key As Object, _ ByVal list As IEnumerable, _ ByVal nextMergeDataContext As MergedDataContext, _ ByVal mergedObject As Object, _ ByVal parentMCI As MergedColumnInfo _ ) As Object
public object OnGrouping( object key, IEnumerable list, MergedDataContext nextMergeDataContext, object mergedObject, MergedColumnInfo parentMCI )
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2