SqlDataReader.GetDouble(Int32) Method

Reference

Definition

Namespace:: Microsoft.Data.SqlClient

Assembly:: Microsoft.Data.SqlClient.dll

Package:: Microsoft.Data.SqlClient v1.0.19269.1

Package:: Microsoft.Data.SqlClient v1.1.4

Package:: Microsoft.Data.SqlClient v2.0.1

Package:: Microsoft.Data.SqlClient v2.1.4

Package:: Microsoft.Data.SqlClient v3.0.1

Package:: Microsoft.Data.SqlClient v3.1.0

Package:: Microsoft.Data.SqlClient v4.0.1

Package:: Microsoft.Data.SqlClient v4.1.0

Package:: Microsoft.Data.SqlClient v5.0.0

Package:: Microsoft.Data.SqlClient v5.1.0

Package:: Microsoft.Data.SqlClient v5.2.0

Important

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

public:
 override double GetDouble(int i);

public override double GetDouble (int i);

override this.GetDouble : int -> double

Public Overrides Function GetDouble (i As Integer) As Double

Parameters

i: Int32

The zero-based column ordinal.

Returns

Double

The value of the specified column.

Implements

GetDouble(Int32)

Exceptions

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.

Applies to

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