【发布时间】:2017-03-14 09:45:00
【问题描述】:
我正在尝试按类型计算项目以表示名称和徽章数量,但看起来我错过了一些东西 我的代码是这样的 在我的模型中:
public Genre Genre { get; set; }
[Required]
public int GenreId { get; set; }
视图模型:
public IEnumerable<LectureGig> UpcomingLectureGigs { get; set; }
控制器:
var upCommingLecture = _context.LectureGigs.Include(g => g.Artist).Include(g => g.Genre)
.Where(g => (g.DateTime > DateTime.Now
&& !g.IsCanceled ||
(g.IsWeekLy && (int) g.Days == (myDayOfWeek) || (int) g.Days >= 7)));
var viewModel = new GigsViewModel
{
UpcomingLectureGigs = upCommingLecture.ToList().OrderBy(d => d.Days).ThenBy(g => g.GenreId),
//remove for clear code
};
ViewBag.genre = viewModel.UpcomingLectureGigs.GroupBy(g => g.Genre.Name).Distinct();
我的看法:
@foreach (var gen in ViewBag.genre)
{
<button type="button" class="btn btn-primary">@gen.Name <span class="badge"></span></button>
}
我得到的错误是:'string' 不包含'Genre' 的定义 谢谢
【问题讨论】:
标签: asp.net-mvc linq linq-to-sql