Linq之OrderBy

var orderby = list.OrderBy(e => e.PROPERTY);
            orderby = list.OrderByDescending(e => e.PROPERTY);
            orderby = list.OrderBy(e => e.PROPERTY).ThenBy(e => e.PROPERTY2);
            orderby = list.OrderBy(e => e.PROPERTY).OrderBy(e => e.PROPERTY2);
            orderby = from e in list orderby e.PROPERTY select e;
            orderby = from e in list where e.PROPERTY != e.PROPERTY2 orderby e.PROPERTY select e;