PureAttribute Class

Definition

Namespace:

System.Diagnostics.Contracts

Assembly:

System.Diagnostics.Contracts.dll

Indicates that a type or method is pure, that is, it does not make any visible state changes.

public ref class PureAttribute sealed : Attribute

[System.AttributeUsage(System.AttributeTargets.Class | System.AttributeTargets.Constructor | System.AttributeTargets.Delegate | System.AttributeTargets.Event | System.AttributeTargets.Method | System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false, Inherited=true)]
[System.Diagnostics.Conditional("CONTRACTS_FULL")]
public sealed class PureAttribute : Attribute

[<System.AttributeUsage(System.AttributeTargets.Class | System.AttributeTargets.Constructor | System.AttributeTargets.Delegate | System.AttributeTargets.Event | System.AttributeTargets.Method | System.AttributeTargets.Parameter | System.AttributeTargets.Property, AllowMultiple=false, Inherited=true)>]
[<System.Diagnostics.Conditional("CONTRACTS_FULL")>]
type PureAttribute = class
    inherit Attribute

Public NotInheritable Class PureAttribute
Inherits Attribute

Inheritance

Object

Attribute

PureAttribute

Attributes

AttributeUsageAttribute ConditionalAttribute

Remarks

Methods and types that are marked with this attribute can be used in calls to System.Diagnostics.Contracts.Contract methods. Pure methods do not make any visible state changes. This attribute is not enforced by the current analysis tools; you should use this attribute only if you are sure that the methods are pure.

Constructors

PureAttribute()

Initializes a new instance of the PureAttribute class.

Properties

TypeId

When implemented in a derived class, gets a unique identifier for this Attribute. (Inherited from Attribute)

Methods

Equals(Object)	Returns a value that indicates whether this instance is equal to a specified object. (Inherited from Attribute)
GetHashCode()	Returns the hash code for this instance. (Inherited from Attribute)
GetType()	Gets the Type of the current instance. (Inherited from Object)
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)
Match(Object)	When overridden in a derived class, returns a value that indicates whether this instance equals a specified object. (Inherited from Attribute)
MemberwiseClone()	Creates a shallow copy of the current Object. (Inherited from Object)
ToString()	Returns a string that represents the current object. (Inherited from Object)