我想將我的LINQ查詢的結果直接存儲到模型中,但我只能通過首先將其存儲到變量中來使其工作。將LINQ組直接轉換爲模型
var mdl = (from age in dy.vwFacetPool
group age by new { age.AgeGroup, age.AgeString }
into grp
select new { a = grp.Key.AgeGroup, b = grp.Key.AgeString, c = grp.Count() }).ToList();
但我想先將它存儲到模型中而不是變量。
我有模型
public class AgeGroupCounts
{
public int AgeGroup { get; set; }
public string AgeValue { get; set; }
public int AgeCount { get; set; }
}
然後
public class NewEmail
{
public NewEmail()
{
this.Newz = new News();
//this.Age = new AgeGroupCounts();
this.AgeGroup = new List<AgeGroupCounts>();
}
public News Newz { get; set; }
//public AgeGroupCounts Age { get; set; }
public List<AgeGroupCounts> AgeGroup { get; set; }
}
這樣的話,我想從選擇3個輸出字段映射到模型字段,但在這一點上很失落
model.AgeGroup = (from age in dy.vwFacetPool
group age by new { age.AgeGroup, age.AgeString }
into grp
select new { grp.Key.AgeGroup, grp.Key.AgeString, grp.Count() }).ToList();
我知道我可以將它存儲到一個var和模型,但似乎我正在做一些錯誤的方式!
更改select語句:選擇新AgeGroupCounts {AgeGroup = grp.Key.AgeGroup,AgeValue = grp.Key.AgeString,AgeCount = grp.Count()? – mm8