Evaluate() [4/4]

object System.Data.DataExpression.Evaluate ( DataRow[] rows, DataRowVersion version )

inlinepackage

Definition at line 144 of file DataExpression.cs.

    {
        if (!_bound)
        {
            Bind(_table);
        }
        if (_expr != null)
        {
            List<int> list = new List<int>();
            foreach (DataRow dataRow in rows)
            {
                if (dataRow.RowState != DataRowState.Deleted && (version != DataRowVersion.Original || dataRow._oldRecord != -1))
                {
                    list.Add(dataRow.GetRecordFromVersion(version));
                }
            }
            int[] recordNos = list.ToArray();
            return _expr.Eval(recordNos);
        }
        return DBNull.Value;
    }

References System.Data.DataExpression._bound, System.Data.DataExpression._expr, System.Data.DataExpression._table, System.Data.DataExpression.Bind(), System.Data.ExpressionNode.Eval(), System.list, and System.DBNull.Value.