public UpdateDefinition<TDocument> AddToSetEach<TItem>(
	Expression<Func<TDocument, IEnumerable<TItem>>> field,
	IEnumerable<TItem> values
)

Public Function AddToSetEach(Of TItem) ( 
	field As Expression(Of Func(Of TDocument, IEnumerable(Of TItem))),
	values As IEnumerable(Of TItem)
) As UpdateDefinition(Of TDocument)

member AddToSetEach : 
        field : Expression<Func<'TDocument, IEnumerable<'TItem>>> * 
        values : IEnumerable<'TItem> -> UpdateDefinition<'TDocument>