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OpCodes.Nop Field

Fills space if opcodes are patched. No meaningful operation is performed although a processing cycle can be consumed.

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

public static readonly OpCode Nop
public static final OpCode Nop
public static final var Nop : OpCode
Not applicable.

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

00

nop

Performs an operation without behavior.

There is no stack transitional behavior defined for this instruction.

The nop operation does nothing. It is intended to fill in space if opcodes are patched.

The following Emit method overload can use the nop opcode:

  • ILGenerator.Emit(OpCode)

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0
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