Determines whether the given event source string is valid, i.e. not a null reference and not empty.
Syntax
'Declaration
<ContractAnnotationAttribute("null => false")>
<PureAttribute()>
Public Shared Function IsValidEventSource( _
ByVal As String _
) As Boolean
'Usage
Dim source As String
Dim value As Boolean
value = LogEntryEventArgs.IsValidEventSource(source)
[ContractAnnotation("null => false")]
[Pure()]
public static bool IsValidEventSource(
string
)
[ContractAnnotation("null => false")]
[Pure()]
public:
static bool IsValidEventSource(
String^
)
Parameters
- source
- The name of the event source.
The value of this parameter can be null
(Nothing
in Visual Basic).
Return Value
true
iff the event source string is valid.
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