Initializes a new instance of the
DABrowseParameters class.Initializes a new instance of the class, with specified browse filter, element name filter, vendor filter, and data type filter.
Syntax
'Declaration
Public Function New( _
ByVal As DABrowseFilter, _
ByVal As String, _
ByVal As String, _
ByVal As VarType _
)
'Usage
Dim browseFilter As DABrowseFilter
Dim elementNameFilter As String
Dim vendorFilter As String
Dim dataTypeFilter As VarType
Dim instance As New DABrowseParameters(browseFilter, elementNameFilter, vendorFilter, dataTypeFilter)
public DABrowseParameters(
DABrowseFilter ,
string ,
string ,
VarType
)
public:
DABrowseParameters(
DABrowseFilter ,
String^ ,
String^ ,
VarType^
)
Parameters
- browseFilter
- Specifies which subset of browse elements to return.
- elementNameFilter
- A wildcard string to filter the returned element names (empty string for no filtering)
- vendorFilter
- A server specific filter string (empty string for no filtering)
- dataTypeFilter
- Specifies the data type filter. Passing OpcLabs.BaseLib.ComInterop.VarTypes.Empty will cause nodes of all data types be returned.
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. |
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.ComponentModel.InvalidEnumArgumentException |
An invalid enumeration value was used.
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