EmailAddressAttribute 类
定义
验证电子邮件地址。Validates an email address.
public ref class EmailAddressAttribute sealed : System::ComponentModel::DataAnnotations::DataTypeAttribute
[System.AttributeUsage(System.AttributeTargets.Field | System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false)]
public sealed class EmailAddressAttribute : System.ComponentModel.DataAnnotations.DataTypeAttribute
[<System.AttributeUsage(System.AttributeTargets.Field | System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false)>]
type EmailAddressAttribute = class
inherit DataTypeAttribute
Public NotInheritable Class EmailAddressAttribute
Inherits DataTypeAttribute
- 继承
- 属性
构造函数
| EmailAddressAttribute() |
初始化 EmailAddressAttribute 类的新实例。Initializes a new instance of the EmailAddressAttribute class. |
属性
| CustomDataType |
获取与数据字段关联的自定义字段模板的名称。Gets the name of custom field template that is associated with the data field. (继承自 DataTypeAttribute) |
| DataType |
获取与数据字段关联的类型。Gets the type that is associated with the data field. (继承自 DataTypeAttribute) |
| DisplayFormat |
获取数据字段的显示格式。Gets a data-field display format. (继承自 DataTypeAttribute) |
| ErrorMessage |
获取或设置一条在验证失败的情况下与验证控件关联的错误消息。Gets or sets an error message to associate with a validation control if validation fails. (继承自 ValidationAttribute) |
| ErrorMessageResourceName |
获取或设置错误消息资源的名称,在验证失败的情况下,要使用该名称来查找 ErrorMessageResourceType 属性值。Gets or sets the error message resource name to use in order to look up the ErrorMessageResourceType property value if validation fails. (继承自 ValidationAttribute) |
| ErrorMessageResourceType |
获取或设置在验证失败的情况下用于查找错误消息的资源类型。Gets or sets the resource type to use for error-message lookup if validation fails. (继承自 ValidationAttribute) |
| ErrorMessageString |
获取本地化的验证错误消息。Gets the localized validation error message. (继承自 ValidationAttribute) |
| RequiresValidationContext |
获取指示特性是否要求验证上下文的值。Gets a value that indicates whether the attribute requires validation context. (继承自 ValidationAttribute) |
| TypeId |
在派生类中实现时,获取此 Attribute 的唯一标识符。When implemented in a derived class, gets a unique identifier for this Attribute. (继承自 Attribute) |
方法
| Equals(Object) |
返回一个值,该值指示此实例是否与指定的对象相等。Returns a value that indicates whether this instance is equal to a specified object. (继承自 Attribute) |
| FormatErrorMessage(String) |
基于发生错误的数据字段对错误消息应用格式设置。Applies formatting to an error message, based on the data field where the error occurred. (继承自 ValidationAttribute) |
| GetDataTypeName() |
返回与数据字段关联的类型的名称。Returns the name of the type that is associated with the data field. (继承自 DataTypeAttribute) |
| GetHashCode() |
返回此实例的哈希代码。Returns the hash code for this instance. (继承自 Attribute) |
| GetType() |
获取当前实例的 Type。Gets the Type of the current instance. (继承自 Object) |
| GetValidationResult(Object, ValidationContext) |
检查指定的值对于当前的验证特性是否有效。Checks whether the specified value is valid with respect to the current validation attribute. (继承自 ValidationAttribute) |
| IsDefaultAttribute() |
在派生类中重写时,指示此实例的值是否是派生类的默认值。When overridden in a derived class, indicates whether the value of this instance is the default value for the derived class. (继承自 Attribute) |
| IsValid(Object) |
确定指定的值是否与有效的电子邮件地址相匹配。Determines whether the specified value matches the pattern of a valid email address. |
| IsValid(Object, ValidationContext) |
根据当前的验证特性来验证指定的值。Validates the specified value with respect to the current validation attribute. (继承自 ValidationAttribute) |
| Match(Object) |
当在派生类中重写时,返回一个指示此实例是否等于指定对象的值。When overridden in a derived class, returns a value that indicates whether this instance equals a specified object. (继承自 Attribute) |
| MemberwiseClone() |
创建当前 Object 的浅表副本。Creates a shallow copy of the current Object. (继承自 Object) |
| ToString() |
返回表示当前对象的字符串。Returns a string that represents the current object. (继承自 Object) |
| Validate(Object, String) |
验证指定的对象。Validates the specified object. (继承自 ValidationAttribute) |
| Validate(Object, ValidationContext) |
验证指定的对象。Validates the specified object. (继承自 ValidationAttribute) |
显式接口实现
| _Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr) |
将一组名称映射为对应的一组调度标识符。Maps a set of names to a corresponding set of dispatch identifiers. (继承自 Attribute) |
| _Attribute.GetTypeInfo(UInt32, UInt32, IntPtr) |
检索对象的类型信息,然后可以使用该信息获取接口的类型信息。Retrieves the type information for an object, which can be used to get the type information for an interface. (继承自 Attribute) |
| _Attribute.GetTypeInfoCount(UInt32) |
检索对象提供的类型信息接口的数量(0 或 1)。Retrieves the number of type information interfaces that an object provides (either 0 or 1). (继承自 Attribute) |
| _Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr) |
提供对某一对象公开的属性和方法的访问。Provides access to properties and methods exposed by an object. (继承自 Attribute) |