public static bool ContainsAll<TSource>(
	this IEnumerable<TSource> source,
	IEnumerable<TSource> values
)

<ExtensionAttribute>
Public Shared Function ContainsAll(Of TSource) ( 
	source As IEnumerable(Of TSource),
	values As IEnumerable(Of TSource)
) As Boolean

[<ExtensionAttribute>]
static member ContainsAll : 
        source : IEnumerable<'TSource> * 
        values : IEnumerable<'TSource> -> bool