DbDataReader.GetDouble(Int32) Method

Reference

Definition

Namespace:: System.Data.Common

Assembly:: System.Data.Common.dll

Assemblies:: netstandard.dll, System.Data.Common.dll

Assembly:: System.Data.dll

Assembly:: netstandard.dll

Source:: DbDataReader.cs

Source:: DbDataReader.cs

Source:: DbDataReader.cs

Important

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When overridden in a derived class, gets the value of the specified column as a double-precision floating point number.

public:
 abstract double GetDouble(int ordinal);

public abstract double GetDouble(int ordinal);

abstract member GetDouble : int -> double

Public MustOverride Function GetDouble (ordinal As Integer) As Double

Parameters

ordinal: 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.

Applies to

Product	Versions
.NET	Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework	2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard	2.0, 2.1
UWP	10.0

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