RequiresAttributeGetErrorMessage Method
            Gets the error message to display if validation failed.
            
Namespace: Ookii.CommandLine.ValidationAssembly: Ookii.CommandLine (in Ookii.CommandLine.dll) Version: 3.1.1
public override string GetErrorMessage(
	CommandLineArgument argument,
	Object? value
)
Public Overrides Function GetErrorMessage ( 
	argument As CommandLineArgument,
	value As Object
) As String
Dim instance As RequiresAttribute
Dim argument As CommandLineArgument
Dim value As Object
Dim returnValue As String
returnValue = instance.GetErrorMessage(argument, 
	value)
public:
virtual String^ GetErrorMessage(
	CommandLineArgument^ argument, 
	Object^ value
) override
- argument  CommandLineArgument
 - The argument that was validated.
 - value  Object
 - Not used.
 
StringThe error message.