namespace list集合中的排序方法
{
class Program
{
static void Main(string[] args)
{
// List<int> list = new List<int>() { 5, 6, 7, 8, 9, 10, 1, 2, 3, 4, };
List<Person> list = new List<Person>() {
new Person(){Name="wanjgia",Age=19,Email="[email protected]"},
new Person(){Name="fgd",Age=30,Email="hk/[email protected]"},
new Person(){Name="sdfa",Age=25,Email="[email protected]"},
new Person(){Name="sdagda",Age=50,Email="[email protected]"},
};
list.Sort(new SortByAgeDesc());
for (int i = 0; i < list.Count; i++)
{
Person pp = list[i] as Person;
Console.WriteLine(pp.Name);
}
Console.ReadKey();
}
class SortByAgeDesc :IComparer<Person>
{
#region IComparable<Person>
public int Compare(Person x, Person y)
{
return y.Age - x.Age;
}
#endregion
}
/// <summary>
/// Person 实现 IComparable 接口之后可以排序
/// </summary>
class Person:IComparable<Person>
{
public string Name { get; set; }
public int Age { get; set; }
public string Email{ get; set; }
public int CompareTo(Person other)
{
return this.Age - other.Age;
}
}
}
}
list集合中进行排序
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转载自275055162.iteye.com/blog/2214747
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