var query = (from r in db.Roles from u in db.Users where u.Id == R.UserId select new ListItem
{
UserName = u.UserName,
Name = r.Name
}).ToList();query 得到的是兩條數(shù)據(jù)如何才能做成一條數(shù)據(jù),UserName為{liuwu},name加,拼接為{IAM,Administrator}這樣子的一條數(shù)據(jù)呢
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