Scheme Property (_ObjectDescriptor)

The scheme name of the URI.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
<CanBeNullAttribute()>
Property Scheme As String

'Usage
 
Dim instance As _ObjectDescriptor
Dim value As String
 
instance.Scheme = value
 
value = instance.Scheme

[CanBeNull()]
string Scheme {get; set;}

[CanBeNull()]
property String^ Scheme {
   String^ get();
   void set (    String^ value);
}

Property Value

The value represents a URI scheme. The property value can only be a valid URI scheme. A valid URI scheme passes the OpcLabs.BaseLib.Utilities.UriUtilities.IsValidScheme test.

This value of this property can be null (Nothing in Visual Basic).

Exceptions

Exception	Description
System.ArgumentException	One of the arguments provided to a method is not valid. This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

Exception

Description

System.ArgumentException

One of the arguments provided to a method is not valid.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

Remarks

The getter method of this property is pure, i.e. it does not have observable side effects.

This member or type is for use from COM. It is not meant to be used from .NET or Python. Refer to the corresponding .NET member or type instead, if you are developing in .NET or Python.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

Reference

_ObjectDescriptor Interface
_ObjectDescriptor Members
Prefix Property
VoidScheme Field

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