ValidateStringLengthAttributeIsSpanValid Method
            Determines if the argument's value's length is in the range.
            
Namespace: Ookii.CommandLine.ValidationAssembly: Ookii.CommandLine (in Ookii.CommandLine.dll) Version: 4.2.0+a4d3631e4dcc0970081ed435288efdebc1325f83
public override bool? IsSpanValid(
	CommandLineArgument argument,
	ReadOnlySpan<char> value
)
Public Overrides Function IsSpanValid ( 
	argument As CommandLineArgument,
	value As ReadOnlySpan(Of Char)
) As Boolean?
Dim instance As ValidateStringLengthAttribute
Dim argument As CommandLineArgument
Dim value As ReadOnlySpan(Of Char)
Dim returnValue As Boolean?
returnValue = instance.IsSpanValid(argument, 
	value)
public:
virtual Nullable<bool> IsSpanValid(
	CommandLineArgument^ argument, 
	ReadOnlySpan<wchar_t> value
) override
- argument  CommandLineArgument
- The argument being validated.
- value  ReadOnlySpanChar
- 
              The raw string value of the argument.
            
NullableBoolean if the value is valid; otherwise, 
.