OPC Studio User's Guide and Reference
NamePattern Property (AliasFilter)



OpcLabs.BaseLib Assembly > OpcLabs.BaseLib.Aliasing Namespace > AliasFilter Class : NamePattern Property
When not empty, specified the pattern of alias names permitted by the filter.
Syntax
'Declaration
 
<NotNullAttribute()>
Public Property NamePattern As String
'Usage
 
Dim instance As AliasFilter
Dim value As String
 
instance.NamePattern = value
 
value = instance.NamePattern
[NotNull()]
public string NamePattern {get; set;}
[NotNull()]
public:
property String^ NamePattern {
   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 "" (String.Empty).

Exceptions
ExceptionDescription

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.

Requirements

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

See Also