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OpCodes.Ldnull Field

Pushes a null reference (type O) onto the evaluation stack.

[Visual Basic]
Public Shared ReadOnly Ldnull As OpCode
[C#]
public static readonly OpCode Ldnull;
[C++]
public: static OpCode Ldnull;
[JScript]
public static var Ldnull : OpCode;

Remarks

The following table lists the instruction's hexadecimal and Microsoft Intermediate Language (MSIL) assembly format, along with a brief reference summary:

Format Assembly Format Description
14 ldnull push a null reference onto the stack

The stack transitional behavior, in sequential order, is:

  1. A null object reference is pushed onto the stack.

ldnull pushes a null reference (type O) on the stack. This is used to initialize locations before they are populated with data, or when they become deprecated.

ldnull provides a null reference that is size-independent.

The following Emit constructor overload can use the ldnull opcode:

  • ILGenerator.Emit(OpCode)

Requirements

Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

See Also

OpCodes Class | OpCodes Members | System.Reflection.Emit Namespace

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