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http://msdn.microsoft.com/en-us/library/system.componentmodel.dataannotations.displayattribute.aspx
The System.ComponentModel.DataAnnotations namespace provides attribute classes that are used to define metadata for ASP.NET MVC and ASP.NET data controls.
Classes| Class | Description | |
|---|---|---|
 | AssociatedMetadataTypeTypeDescriptionProvider | Extends the metadata information for a class by adding attributes and property information that is defined in an associated class. |
  | AssociationAttribute | Specifies that an entity member represents a data relationship, such as a foreign key relationship. |
| BindableTypeAttribute | Specifies whether a type is typically used for binding. |
| CompareAttribute | Provides an attribute that compares two properties. |
| | ConcurrencyCheckAttribute | Specifies that a property participates in optimistic concurrency checks. |
| CreditCardAttribute | Specifies that a data field value is a credit card number. |
| | CustomValidationAttribute | Specifies a custom validation method that is used to validate a property or class instance. |
| | DataTypeAttribute | Specifies the name of an additional type to associate with a data field. |
| | DisplayAttribute | Provides a general-purpose attribute that lets you specify localizable strings for types and members of entity partial classes. |
| | DisplayColumnAttribute | Specifies the column that is displayed in the referred table as a foreign-key column. |
| | DisplayFormatAttribute | Specifies how data fields are displayed and formatted by ASP.NET Dynamic Data. |
| | EditableAttribute | Indicates whether a data field is editable. |
| EmailAddressAttribute | Validates an email address. |
| | EnumDataTypeAttribute | Enables a .NET Framework enumeration to be mapped to a data column. |
| FileExtensionsAttribute | Validates file name extensions. |
| | FilterUIHintAttribute | Represents an attribute that is used to specify the filtering behavior for a column. |
| | KeyAttribute | Denotes one or more properties that uniquely identify an entity. |
| MaxLengthAttribute | Specifies the maximum length of array or string data allowed in a property. |
| MetadataTypeAttribute | Specifies the metadata class to associate with a data model class. |
| MinLengthAttribute | Specifies the minimum length of array of string data allowed in a property. |
| PhoneAttribute | Specifies that a data field value is a well-formed phone number using a regular expression for phone numbers. |
| | RangeAttribute | Specifies the numeric range constraints for the value of a data field. |
| | RegularExpressionAttribute | Specifies that a data field value in ASP.NET Dynamic Data must match the specified regular expression. |
| | RequiredAttribute | Specifies that a data field value is required. |
| ScaffoldColumnAttribute | Specifies whether a class or data column uses scaffolding. |
| ScaffoldTableAttribute | Specifies whether a class or data table uses scaffolding. |
| | StringLengthAttribute | Specifies the minimum and maximum length of characters that are allowed in a data field. |
| | TimestampAttribute | Specifies the data type of the column as a row version. |
| | UIHintAttribute | Specifies the template or user control that Dynamic Data uses to display a data field. |
| UrlAttribute | Provides URL validation. |
| | ValidationAttribute | Serves as the base class for all validation attributes. |
| | ValidationContext | Describes the context in which a validation check is performed. |
| | ValidationException | Represents the exception that occurs during validation of a data field when the ValidationAttributeclass is used. |
| | ValidationResult | Represents a container for the results of a validation request. |
| | Validator | Defines a helper class that can be used to validate objects, properties, and methods when it is included in their associated ValidationAttribute attributes. |
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