CanBeNullAttribute Class

Indicates that the value of the marked element could be null sometimes, so the check for null is necessary before its usage

Inheritance Hierarchy

SystemObject
SystemAttribute
Ozeki.CommonCanBeNullAttribute

Namespace: Ozeki.Common
Assembly: OzekiSDK (in OzekiSDK.dll) Version: 1.8.12.0 (1.8.12)

Syntax

C++

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public sealed class CanBeNullAttribute : Attribute

Public NotInheritable Class CanBeNullAttribute
	Inherits Attribute

public ref class CanBeNullAttribute sealed : public Attribute

[<SealedAttribute>]
type CanBeNullAttribute =  
    class
        inherit Attribute
    end

The CanBeNullAttribute type exposes the following members.

Constructors

	Name	Description
	CanBeNullAttribute	Initializes a new instance of the CanBeNullAttribute class

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Examples

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[CanBeNull] public object Test() { return null; }
public void UseTest() {
  var p = Test();
  var s = p.ToString(); // Warning: Possible 'System.NullReferenceException'
}

Reference

Ozeki.Common Namespace