ADO.NET in a Nutshell

IDataParameterCollection

System.Data (system.data.dll) interface

This collection contains all parameters and their mappings to DataSet columns used by a command and is accessed using the IDbCommand.Parameters property.

public interface IDataParameterCollection : IList, ICollection, IEnumerable { // Public Instance Properties public object this {set; get; } // Public Instance Methods public bool Contains ( string parameterName ); public int IndexOf ( string parameterName ); public void RemoveAt ( string parameterName ); }

Implemented By

System.Data.OleDb.OleDbParameterCollection , System.Data.OracleClient.OracleParameterCollection , System.Data.SqlClient.SqlParameterCollection

Returned By

IDbCommand.Parameters

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