OleDbDataReader.GetDouble(Int32) Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Gets the value of the specified column as a double-precision floating-point number.
public:
override double GetDouble(int ordinal);public:
virtual double GetDouble(int ordinal);public override double GetDouble (int ordinal);public double GetDouble (int ordinal);override this.GetDouble : int -> doubleabstract member GetDouble : int -> double
override this.GetDouble : int -> doublePublic Overrides Function GetDouble (ordinal As Integer) As DoublePublic Function GetDouble (ordinal As Integer) As DoubleParameters
- ordinal
- Int32
The zero-based column ordinal.
Returns
The value of the specified column.
Implements
Exceptions
The specified cast is not valid.
Remarks
No conversions are performed; therefore, the data retrieved must already be a double-precision floating-point number.
Call IsDBNull to look for null values before calling this method.
Applies to
See also
Sodelujte z nami v storitvi GitHub
Vir za to vsebino najdete v storitvi GitHub, kjer lahko tudi ustvarite in pregledate težave in zahtevke za uveljavitev sprememb. Če želite več informacij, glejte naš vodnik za sodelavce.
