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SqlDataReader.GetDouble Method

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

[Visual Basic]
Public Overridable Function GetDouble( _
   ByVal i As Integer _
) As Double Implements IDataRecord.GetDouble
[C#]
public virtual double GetDouble(
 int i
);
[C++]
public: virtual double GetDouble(
 int i
);
[JScript]
public function GetDouble(
   i : int
) : double;

Parameters

i
The zero-based column ordinal.

Return Value

The value of the specified column.

Implements

IDataRecord.GetDouble

Exceptions

Exception Type Condition
InvalidCastException 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 check for null values before calling this method.

Requirements

Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, .NET Compact Framework

See Also

SqlDataReader Class | SqlDataReader Members | System.Data.SqlClient Namespace

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