Ldnull Field
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OpCodes.Ldnull Field

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

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

Namespace:  System.Reflection.Emit
Assembly:  mscorlib (in mscorlib.dll)

'Declaration
Public Shared ReadOnly Ldnull As OpCode

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 method overload can use the ldnull opcode:

  • ILGenerator.Emit(OpCode)

Windows Phone OS

Supported in: 8.1, 8.0, 7.1

Windows Phone

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