public void RunDistinctExtension()
{
baseModel = new BaseModel() { Id = 1, Age = 1, Name = "allen", Phone = "13851870675" };
baseModelList.Add(baseModel);
baseModel = new BaseModel() { Id = 2, Age = 2, Name = "bllen", Phone = "13121125599" };
baseModelList.Add(baseModel);
baseModel = new BaseModel() { Id = 3, Age = 3, Name = "cllen", Phone = "13851870675" };
baseModelList.Add(baseModel);
baseModel = new BaseModel() { Id = 4, Age = 4, Name = "dllen", Phone = "13121125599" };
baseModelList.Add(baseModel);
List<BaseModel> distList = new List<BaseModel>();
distList = baseModelList.Distinct(model => model.Phone).ToList();
int count = -1;
Console.WriteLine("Distinct列表元素数为:" + distList.Count());
foreach (var item in distList)
{
count = baseModelList.Count(model => model.Phone.GetHashCode() == item.GetHashCode());
Console.WriteLine("手机号为：" + item.Phone + "\t的记录共："+count+"\t个");
}
}
public BaseModelTest()
{
baseModel = new BaseModel();
baseModelList = new List<BaseModel>();
}