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MethodData.OutParameters Property

Gets the output parameters to the method. Each parameter is described as a property in the object. If a parameter is both in and out, it will appear in both the InParameters and OutParameters properties.

Namespace:  System.Management
Assembly:  System.Management (in System.Management.dll)
public ManagementBaseObject OutParameters { get; }

Property Value

Type: System.Management.ManagementBaseObject
Returns a ManagementBaseObject containing the output parameters for the method.

Each parameter in this object should have an ID qualifier to identify the order of the parameters in the method call.

The ReturnValue property is a special property of the ManagementBaseObject returned by the OutParameters property and holds the return value of the method.

Property Value

A ManagementBaseObject containing all the output parameters to the method.

.NET Framework Security

Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

The following example lists information about the Win32_Process.Create method using the MethodData class. For more information on the Win32_Process class, see the Windows Management Instrumentation documentation in the MSDN Library at http://msdn.microsoft.com/library.

using System;
using System.Management;

public class Sample 
    public static void Main() 

        // Get the WMI class
        ManagementClass processClass = 
            new ManagementClass("Win32_Process");
        processClass.Options.UseAmendedQualifiers = true;

        // Get the methods in the class
        MethodDataCollection methods =

        // display the method names
        Console.WriteLine("Method Name: ");
        foreach (MethodData method in methods)
                Console.WriteLine("Description: " +

                Console.WriteLine("In-parameters: ");
                foreach(PropertyData i in 

                Console.WriteLine("Out-parameters: ");
                foreach(PropertyData o in 

                Console.WriteLine("Qualifiers: ");
                foreach(QualifierData q in 


.NET Framework

Supported in: 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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