Windows apps
Collapse the table of content
Expand the table of content
Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

PARAMFLAG Enumeration

 
System_CAPS_noteNote

The .NET API Reference documentation has a new home. Visit the .NET API Browser on docs.microsoft.com to see the new experience.

Describes how to transfer a structure element, parameter, or function return value between processes.

This enumeration has a FlagsAttribute attribute that allows a bitwise combination of its member values.

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

[SerializableAttribute]
[FlagsAttribute]
public enum PARAMFLAG

Member nameDescription
PARAMFLAG_FHASCUSTDATA

The parameter has custom data.

PARAMFLAG_FHASDEFAULT

The parameter has default behaviors defined.

PARAMFLAG_FIN

The parameter passes information from the caller to the callee.

PARAMFLAG_FLCID

The parameter is the local identifier of a client application.

PARAMFLAG_FOPT

The parameter is optional.

PARAMFLAG_FOUT

The parameter returns information from the callee to the caller.

PARAMFLAG_FRETVAL

The parameter is the return value of the member.

PARAMFLAG_NONE

Does not specify whether the parameter passes or receives information.

The common language runtime throws an exception when a COM method in native code returns an HRESULT. For more information, see How to: Map HRESULTs and Exceptions.

Universal Windows Platform
Available since 8
.NET Framework
Available since 2.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1
Return to top
Show:
© 2018 Microsoft