ODP.NET Oracle.DataAccess.dll 存储过程参数未接收到

(new OracleParameter("M_AREA_ID",OracleDbType.Int32, 10, areaid)

 

需要增加输入/出

 paras.Add(new OracleParameter("M_AREA_ID",OracleDbType.Int32, 10, areaid, ParameterDirection.Input));