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我怎麼會限制這個LINQ查詢返回的「罪名」,到指定的日期範圍:限制記錄從嵌套的LINQ語句返回
var dte = DateTime.Parse("2012-01-01");
var dte2 = DateTime.Parse("2012-02-01");
var meetingrooms = tblMeetingRoom
.Where(r => r.building_id==1)
.GroupBy(p => p.tblType)
.Select(g => new
{
TypeName = g.Key.room_type,
TypeID = g.Key.type_id,
TypeCount = g.Count(),
charges =
from rt in charges
where (rt.type_id == g.Key.type_id)
select new {
rt.chargedate,
rt.people,
rt.charge
}
});
meetingrooms.Dump();
我認爲它需要somehwhere去插圖中的位置:
from rt in charges
where (rt.type_id == g.Key.type_id) (EG) && rt.chargedate>=dte and rt.chargedate <dte2
select new {
感謝您的幫助,
馬克
爲什麼你不問你問題之前給的答案? – Maarten 2012-08-09 10:18:03