Unsafe.IsNullRef<T>(T) Method

Reference

Definition

Namespace:: System.Runtime.CompilerServices

Assembly:: System.Runtime.dll

Assembly:: System.Runtime.CompilerServices.Unsafe.dll

Assemblies:: System.Runtime.dll, System.Runtime.CompilerServices.Unsafe.dll

Package:: System.Runtime.CompilerServices.Unsafe v6.1.0

Source:: Unsafe.cs

Source:: Unsafe.cs

Source:: Unsafe.cs

Important

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Determines if a given managed pointer to a value of type T is a null reference.

public:
generic <typename T>
 static bool IsNullRef(T % source);

public static bool IsNullRef<T>(ref T source);

static member IsNullRef : 'T -> bool

Public Shared Function IsNullRef(Of T) (ByRef source As T) As Boolean

Type Parameters

T

The elemental type of the managed pointer.

Parameters

source: T

The managed pointer to check.

Returns

Boolean

true if source is a null reference; otherwise, false.

Remarks

This check is conceptually similar to (void*)(&source) == nullptr.

Applies to

Product	Versions
.NET	5, 6, 7, 8, 9, 10
.NET Standard	2.0 (package-provided)

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