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Gets the value of the specified column as a SqlDouble.
Namespace: System.Data.SqlServerCe
Assembly: System.Data.SqlServerCe (in System.Data.SqlServerCe.dll)
Syntax
'Declaration
Public Overridable Function GetSqlDouble ( _
ordinal As Integer _
) As SqlDouble
'Usage
Dim instance As SqlCeDataReader
Dim ordinal As Integer
Dim returnValue As SqlDouble
returnValue = instance.GetSqlDouble(ordinal)
public virtual SqlDouble GetSqlDouble(
int ordinal
)
public:
virtual SqlDouble GetSqlDouble(
int ordinal
)
abstract GetSqlDouble :
ordinal:int -> SqlDouble
override GetSqlDouble :
ordinal:int -> SqlDouble
public function GetSqlDouble(
ordinal : int
) : SqlDouble
Parameters
- ordinal
Type: System.Int32
The zero-based column ordinal.
Return Value
Type: System.Data.SqlTypes.SqlDouble
A SqlDouble.
Exceptions
Exception | Condition |
---|---|
InvalidOperationException | The operation is not valid. The SqlCeDataReader may be positioned after the last row in the result set. |
Remarks
No conversions are performed; therefore, the data retrieved must already be a double precision floating point number or an exception is generated.