Redigeeri

Jagamisviis:


DataReaderExtensions.GetDouble(DbDataReader, String) Method

Definition

Gets the value of the specified column as a double-precision floating point number.

public:
[System::Runtime::CompilerServices::Extension]
 static double GetDouble(System::Data::Common::DbDataReader ^ reader, System::String ^ name);
public static double GetDouble (this System.Data.Common.DbDataReader reader, string name);
static member GetDouble : System.Data.Common.DbDataReader * string -> double
<Extension()>
Public Function GetDouble (reader As DbDataReader, name As String) As Double

Parameters

reader
DbDataReader

The data reader to get the column value from.

name
String

The name of the column.

Returns

The value of the specified column.

Exceptions

The specified cast is not valid.

The name specified is not a valid column name.

Applies to

See also