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SqlDataReader.GetDouble Method

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

Namespace: System.Data.SqlClient
Assembly: System.Data (in system.data.dll)

public override double GetDouble (
	int i
)
public double GetDouble (
	int i
)
public override function GetDouble (
	i : int
) : double

Parameters

i

The zero-based column ordinal.

Return Value

The value of the specified column.

Exception typeCondition

InvalidCastException

The specified cast is not valid.

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.

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

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