public List<TestModel> tm = new List<TestModel>();
protected void Page_Load(object sender, EventArgs e)
{
string[] shuzu = new string[] {"2","4","3","7","6"};
for (int i = 0; i < 5; i++)
{
TestModel t = new TestModel();
t.Index = i;
t.indexItem = Convert.ToInt32(shuzu[i]);
tm.Add(t);
}
}
public class TestModel
{
public int Index { set; get; }
public int indexItem { set; get; }
}
页面：
显示最大 var max = tm.Max(t => t.indexItem);
tm.Sort(); // 升序排序 result: 2 3 4 6 7
tm.Reverse(); //反转 result:6 7 3 4 2
tm.Sort((x, y) => x.CompareTo(y)); //升序
tm.Sort((x, y) => -x.CompareTo(y)); //降序序
//List<T>.Find()
//找出Name='puma'的Person
Response.Write("找出Name='puma'的Person→ ");
Response.Write(lstPerson.Find(delegate(Person p) { return p.Name == "puma"; }).ToString() + "<p>");
//List<T>.FindAll()
//找出Age>10的數目
Response.Write("找出Age>10的數目→ ");
Response.Write(lstPerson.FindAll(delegate(Person p) { return p.Age > 10; }).Count.ToString() + "<p>");
//List<T>.Exists()
//檢查Name='F6'是否存在
Response.Write("檢查Name='F6'是否存在→ ");
Response.Write(lstPerson.Exists(delegate(Person p) { return p.Name == "F6"; }).ToString() + "<p>");
//List<T>.Sort()
//依Name升冪排序
Response.Write("<p>依Name升冪排序↑<br/>");
lstPerson.Sort(delegate(Person p1, Person p2) { return Comparer<string>.Default.Compare(p1.Name, p2.Name); });
foreach (Person p in lstPerson)
{
Response.Write(p.ToString() + "<br/>");
}
//List<T>.Sort()
//依Name降冪排序
Response.Write("<p>依Name降冪排序↓<br/>");
lstPerson.Sort(delegate(Person p1, Person p2) { return Comparer<string>.Default.Compare(p2.Name, p1.Name); });
foreach (Person p in lstPerson)
{
Response.Write(p.ToString() + "<br/>");
}