public static string Lookup(DataSource dataSourceName, object id) { object val = dataSourceName.Lookup(null, id, null, null); if (val == null) { val = ""; } return BaseFormulaUtils.Format(val, ""); }
public static object Lookup(DataSource dataSourceName, object rowNumber, object id, object idColumn, object valueColumn) { return dataSourceName.Lookup(rowNumber, id, idColumn, valueColumn); }