'宣言 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 )