'宣言 Protected Overrides Sub InsertItem( _ ByVal index As System.Integer, _ ByVal item As DataRow _ )
'宣言
Protected Overrides Sub InsertItem( _ ByVal index As System.Integer, _ ByVal item As DataRow _ )
protected override void InsertItem( System.int index, DataRow item )
DataRowCollection クラス DataRowCollection メンバ