NegativeAttribute Class

Specifies that an argument, in a method or function, must be lesser than zero.

Inheritance Hierarchy

SystemObject
  SystemAttribute
    System.ComponentModel.DataAnnotationsValidationAttribute
      System.ComponentModel.DataAnnotationsRangeAttribute
        AccordRealAttribute
          AccordNegativeAttribute

Namespace: Accord
Assembly: Accord (in Accord.dll) Version: 3.8.0

Syntax

Copy

[AttributeUsageAttribute(AttributeTargets.Parameter, AllowMultiple = false)]
public sealed class NegativeAttribute : RealAttribute

<AttributeUsageAttribute(AttributeTargets.Parameter, AllowMultiple := false)>
Public NotInheritable Class NegativeAttribute
	Inherits RealAttribute

Request Example View Source

The NegativeAttribute type exposes the following members.

Constructors

	Name	Description
	NegativeAttribute	Initializes a new instance of the NegativeAttribute class.

Top

Properties

	Name	Description
	ErrorMessage	Gets or sets an error message to associate with a validation control if validation fails. (Inherited from ValidationAttribute.)
	ErrorMessageResourceName	Gets or sets the error message resource name to use in order to look up the ErrorMessageResourceType property value if validation fails. (Inherited from ValidationAttribute.)
	ErrorMessageResourceType	Gets or sets the resource type to use for error-message lookup if validation fails. (Inherited from ValidationAttribute.)
	Maximum	Gets the maximum allowed field value. (Inherited from RealAttribute.)
	Minimum	Gets the minimum allowed field value. (Inherited from RealAttribute.)
	OperandType	Gets the type of the data field whose value must be validated. (Inherited from RangeAttribute.)
	RequiresValidationContext	Gets a value that indicates whether the attribute requires validation context. (Inherited from ValidationAttribute.)
	TypeId	When implemented in a derived class, gets a unique identifier for this Attribute. (Inherited from Attribute.)

Top

Methods

	Name	Description
	Equals	Returns a value that indicates whether this instance is equal to a specified object. (Inherited from Attribute.)
	FormatErrorMessage	Formats the error message that is displayed when range validation fails. (Inherited from RangeAttribute.)
	GetHashCode	Returns the hash code for this instance. (Inherited from Attribute.)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	GetValidationResult	Checks whether the specified value is valid with respect to the current validation attribute. (Inherited from ValidationAttribute.)
	IsDefaultAttribute	When overridden in a derived class, indicates whether the value of this instance is the default value for the derived class. (Inherited from Attribute.)
	IsValid	Checks that the value of the data field is in the specified range. (Inherited from RangeAttribute.)
	Match	When overridden in a derived class, returns a value that indicates whether this instance equals a specified object. (Inherited from Attribute.)
	ToString	Returns a string that represents the current object. (Inherited from Object.)
	Validate(Object, String)	Validates the specified object. (Inherited from ValidationAttribute.)
	Validate(Object, ValidationContext)	Validates the specified object. (Inherited from ValidationAttribute.)

Top

Extension Methods

	Name	Description
	HasMethod	Checks whether an object implements a method with the given name. (Defined by ExtensionMethods.)
	IsEqual	Compares two objects for equality, performing an elementwise comparison if the elements are vectors or matrices. (Defined by Matrix.)
	To(Type)	Overloaded. Converts an object into another type, irrespective of whether the conversion can be done at compile time or not. This can be used to convert generic types to numeric types during runtime. (Defined by ExtensionMethods.)
	ToT	Overloaded. Converts an object into another type, irrespective of whether the conversion can be done at compile time or not. This can be used to convert generic types to numeric types during runtime. (Defined by ExtensionMethods.)

Top

Reference

Accord Namespace