NumericExtensionsNotGreaterThanOrEqualToT Method

public static T NotGreaterThanOrEqualTo<T>(
	this T source,
	T notGreaterThanOrEqualToValue,
	T alternateValue
)
where T : Object, IComparable<T>

<ExtensionAttribute>
Public Shared Function NotGreaterThanOrEqualTo(Of T As {Object, IComparable(Of T)}) ( 
	source As T,
	notGreaterThanOrEqualToValue As T,
	alternateValue As T
) As T

public:
[ExtensionAttribute]
generic<typename T>
where T : Object, IComparable<T>
static T NotGreaterThanOrEqualTo(
	T source, 
	T notGreaterThanOrEqualToValue, 
	T alternateValue
)

[<ExtensionAttribute>]
static member NotGreaterThanOrEqualTo : 
        source : 'T * 
        notGreaterThanOrEqualToValue : 'T * 
        alternateValue : 'T -> 'T  when 'T : Object and IComparable<'T>

JavaScript does not support generic types or methods.