摘要：public virtual ActionResult AsyncUpload() { //we process it distinct ways based on a browser //find more info here http://stackoverflow.com/questions/ 阅读全文

摘要：方法一： //取出第一条 var first = allMenuList.Where(e => e.ParentId == 0).ToList(); //Foreach递归 allMenuList.ForEach(e => e.ChildrenItem = allMenuList.Where(a = 阅读全文