MemberNotNullWhenAttribute Class

Reference

Definition

Namespace:: System.Diagnostics.CodeAnalysis

Assembly:: System.Runtime.dll

Source:: NullableAttributes.cs

Source:: NullableAttributes.cs

Source:: NullableAttributes.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Specifies that the method or property will ensure that the listed field and property members have non-null values when returning with the specified return value condition.

public ref class MemberNotNullWhenAttribute sealed : Attribute

[System.AttributeUsage(System.AttributeTargets.Method | System.AttributeTargets.Property, AllowMultiple=true, Inherited=false)]
public sealed class MemberNotNullWhenAttribute : Attribute

[<System.AttributeUsage(System.AttributeTargets.Method | System.AttributeTargets.Property, AllowMultiple=true, Inherited=false)>]
type MemberNotNullWhenAttribute = class
    inherit Attribute

Public NotInheritable Class MemberNotNullWhenAttribute
Inherits Attribute

Inheritance: Object

Attribute
MemberNotNullWhenAttribute

Attributes: AttributeUsageAttribute

Remarks

For more information, see Nullable static analysis in the C# guide.

Constructors

MemberNotNullWhenAttribute(Boolean, String)	Initializes the attribute with the specified return value condition and a field or property member.
MemberNotNullWhenAttribute(Boolean, String[])	Initializes the attribute with the specified return value condition and list of field and property members.

Properties

Members	Gets field or property member names.
ReturnValue	Gets the return value condition.
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)

Applies to

Del via