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DataTypeAttribute Constructor (DataType)

.NET Framework 4.5

Initializes a new instance of the DataTypeTypeAttribute class by using the specified type name.

Namespace: System.ComponentModel.DataAnnotations
Assembly: System.ComponentModel.DataAnnotations (in System.ComponentModel.DataAnnotations.dll)

Syntax

C++

public DataTypeAttribute(
	DataType dataType
)

Parameters

dataType: Type: System.ComponentModel.DataAnnotations.DataType
The name of the type to associate with the data field.

Remarks

The name is one of the values that are defined by the System.ComponentModel.DataAnnotations.DataType enumeration.

Examples

The following example shows how to use the DataTypeAttribute(DataType) constructor to specify an alternative type for a data field.

// Add type information.
[DataType(DataType.EmailAddress)]
public object EmailAddress;

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5 SP1

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

Platforms

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.

Reference

DataTypeAttribute Class

DataTypeAttribute Overload

System.ComponentModel.DataAnnotations Namespace

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