編輯

共用方式為


SqlDataReader.GetSqlDouble(Int32) Method

Definition

Gets the value of the specified column as a SqlDouble.

public:
 virtual System::Data::SqlTypes::SqlDouble GetSqlDouble(int i);
public:
 System::Data::SqlTypes::SqlDouble GetSqlDouble(int i);
public virtual System.Data.SqlTypes.SqlDouble GetSqlDouble (int i);
public System.Data.SqlTypes.SqlDouble GetSqlDouble (int i);
abstract member GetSqlDouble : int -> System.Data.SqlTypes.SqlDouble
override this.GetSqlDouble : int -> System.Data.SqlTypes.SqlDouble
member this.GetSqlDouble : int -> System.Data.SqlTypes.SqlDouble
Public Overridable Function GetSqlDouble (i As Integer) As SqlDouble
Public Function GetSqlDouble (i As Integer) As SqlDouble

Parameters

i
Int32

The zero-based column ordinal.

Returns

The value of the column expressed as a SqlDouble.

Remarks

No conversions are performed; therefore, the data retrieved must already be a double-precision floating-point number, or an exception is generated.

Applies to

See also