//去掉重复
var title = modelList.GroupBy(m => m.Title.ToLower().Trim()).Select(m => new { ID = m.FirstOrDefault().ID });
modelList = modelList.Where(m => title.Select(mo => mo.ID).Contains(m.ID)).ToList();
foreach (var item in modelList)
{
Console.WriteLine(item.ID + "\t" + item.Title);
}
for (int i = ; i < listmodeler.Count - ; i++)
{
for (int j = i + ; j <= listmodeler.Count; j++)
{
if (i != j)
{
if (listmodeler[i].Modelid == listmodeler[i + ].Modelid)
{
listmodeler.Remove(listmodeler[i]);
}
}
}
}
//去掉重复数据
for (int i = ; i < lter.Count + ; i++)
{
int index = ; //重复列数据标记
for (int j = i + ; j < lter.Count() + ; j++)
{
//此处判断重复列
if (lter[i - ].OrderID == lter[j - ].OrderID)
{
index++;
//此处做相应的操作
lter.Remove(lter[i - ]);
}
}
//在一圈寻找结束后,判断,寻找的结果,根据结果来操作具体数据
if (index == )
{
}
}
//定义一个类继承IEqualityComparer接口
public class OrderComparer : IEqualityComparer<ListOrder>
{
public bool Equals(ListOrder x, ListOrder y)
{
return x.OrderID == y.OrderID;
} public int GetHashCode(ListOrder obj)
{
return obj.OrderID.GetHashCode();
}
} //调用:
AListOrder = AListOrder.Distinct(new OrderComparer()).ToList();