QuickOPC User's Guide and Reference
GetAliasNames Method (IReadOnlyAliasRepository)



OpcLabs.BaseLib Assembly > OpcLabs.BaseLib.Aliasing.Internal Namespace > IReadOnlyAliasRepository Interface : GetAliasNames Method
The alias filter, which specifies conditions for selecting aliases.
Gets names of aliases that satisfy the specified filter.
Syntax
'Declaration
 
<NotNullAttribute()>
Function GetAliasNames( _
   ByVal aliasFilter As AliasFilter _
) As ValueResult(Of IEnumerable(Of String))
'Usage
 
Dim instance As IReadOnlyAliasRepository
Dim aliasFilter As AliasFilter
Dim value As ValueResult(Of IEnumerable(Of String))
 
value = instance.GetAliasNames(aliasFilter)
[NotNull()]
ValueResult<IEnumerable<string>> GetAliasNames( 
   AliasFilter aliasFilter
)
[NotNull()]
ValueResult<IEnumerable<String^>^>^ GetAliasNames( 
   AliasFilter^ aliasFilter
) 

Parameters

aliasFilter
The alias filter, which specifies conditions for selecting aliases.

Return Value

Returns a value result which contains a sequence of names of aliases that satisfy the aliasFilter in case of success, or an error in case of failure.
Exceptions
ExceptionDescription
A null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.
Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2012, Windows Server 2016; .NET Core, .NET 5, .NET 6: Linux, macOS, Microsoft Windows

See Also

Reference

IReadOnlyAliasRepository Interface
IReadOnlyAliasRepository Members