Export (0) Print
Expand All
Expand Minimize

Marshal::NumParamBytes Method

Calculates the number of bytes in unmanaged memory that are required to hold the parameters for the specified method.

Namespace:  System.Runtime.InteropServices
Assembly:  mscorlib (in mscorlib.dll)

public:
static int NumParamBytes(
	MethodInfo^ m
)

Parameters

m
Type: System.Reflection::MethodInfo
The method to be checked.

Return Value

Type: System::Int32
The number of bytes required to represent the method parameters in unmanaged memory.

ExceptionCondition
ArgumentNullException

The m parameter is nullptr.

ArgumentException

The m parameter is not a MethodInfo object.

The NumParamBytes method returns the stack size (in bytes) needed to represent the parameters of a method signature in unmanaged memory.

Note that the return value of this method is platform-dependent. For example, a signature with a single integer parameter returns a value of 4 on 32-bit platforms and a value of 8 on 64-bit platforms.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

  • SecurityCriticalAttribute 

    requires full trust for the immediate caller. This member cannot be used by partially trusted or transparent code.

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Community Additions

ADD
Show:
© 2014 Microsoft