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IDataRecord::GetFieldType Method

Gets the Type information corresponding to the type of Object that would be returned from GetValue.

Namespace:  System.Data
Assembly:  System.Data (in System.Data.dll)

Type^ GetFieldType(
	int i
)

Parameters

i
Type: System::Int32

The index of the field to find.

Return Value

Type: System::Type
The Type information corresponding to the type of Object that would be returned from GetValue.

ExceptionCondition
IndexOutOfRangeException

The index passed was outside the range of 0 through FieldCount.

This information can be used to increase performance by indicating the strongly-typed accessor to call. (for example, using GetInt32 is roughly ten times faster than using GetValue.)

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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