This enumeration specifies the IDataParameter.Direction property. Input, the default, indicates a parameter passed into a stored procedure. Output specifies a parameter passed back from a stored procedure. InputOutput specifies a parameter that is passed in to and back from the stored procedure. Finally, ReturnValue specifies a parameter that is the return value of the stored procedure.

public enum ParameterDirection {

   Input = 1,

   Output = 2,

   InputOutput = 3,

   ReturnValue = 6



System.Object System.ValueType System.Enum(System.IComparable, System.IFormattable, System.IConvertible) ParameterDirection

Returned By

IDataParameter.Direction, System.Data.OleDb.OleDbParameter.Direction, System.Data.OracleClient.OracleParameter.Direction, System.Data.SqlClient.SqlParameter.Direction

Passed To

IDataParameter.Direction, System.Data.OleDb.OleDbParameter.{Direction, OleDbParameter( )}, System.Data.OracleClient.OracleParameter.{Direction, OracleParameter( )}, System.Data.SqlClient.SqlParameter.{Direction, SqlParameter( )}

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