Prefix Property (UAEndpointDescriptor)

A scheme name followed by a colon. An empty string if there is no scheme.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
<IgnoreDataMemberAttribute()>
<NotNullAttribute()>
Public Shadows Property Prefix As String

'Usage
 
Dim instance As UAEndpointDescriptor
Dim value As String
 
instance.Prefix = value
 
value = instance.Prefix

[IgnoreDataMember()]
[NotNull()]
public new string Prefix {get; set;}

[IgnoreDataMember()]
[NotNull()]
public:
new property String^ Prefix {
   String^ get();
   void set (    String^ value);
}

Property Value

The value of this property cannot be null (Nothing in Visual Basic).

The default value of this property is "opc.tcp:".

Exceptions

Exception Description

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.
System.ArgumentNullException	A `null` reference (`Nothing` in Visual Basic) is passed to a method that does not accept it as a valid argument. 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.

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.

System.ArgumentNullException

A null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.

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.

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

UAEndpointDescriptor Class
UAEndpointDescriptor Members
Scheme Property

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