net 4.5 MVC SQL选择like

So I have this code:

我有这个代码:

 public ActionResult SearchIndex(string id)
    {
        string searchString = id;


        var members = from m in db.Members
                      select m;

        if (!String.IsNullOrEmpty(searchString))
        {
            members = members.Where(m => m.town.Equals(searchString));
        }

        return View(members);
    }
 public Actio