How can a multi-select-list be edited using asp.net mvc?

Question

I\'d like to edit an object like the one below. I\'d like the UsersSelectedList populated with one or more Users from the UsersGrossList.

Using the standard edit-views i

Answer 1

@ eu-ge-ne < thankyou so much for your answer - was having real trouble finding a way to multiselect a list of values from and to model. Using your code I used the ListBoxFor Html control in my Edit/Update page and passed the whole model back to my controller (including the mulisple selected values) on Save.

<%= Html.ListBoxFor(model => model, Model.UsersGrossList.Select( 
x => new SelectListItem { 
    Text = x.Name, 
    Value = x.Id, 
    Selected = Model.UsersSelectedList.Any(y => y.Id == x.Id) 
} 

) %>