в 15:31, 26 мая 2010

2010-05-26T15:31:53Z

Admin: 1 версия

2010-05-26T12:16:00Z

1 версия

Новая страница

==A class which implements comparison and equality interfaces==

<source lang="csharp">using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Text;
class Person : IComparable<Person>, IEquatable<Person>, IComparable
{
public string Name;
public int Age;
public string Company;
// Implements IComparable<Person>.rupareTo:
public int CompareTo(Person other)
{
if (other == null)
return -1;
return this.Name.rupareTo(other.Name);
}
// Implements IComparable.rupareTo:
public int CompareTo(object obj)
{
Person p = obj as Person;
return CompareTo(p);
}
// Implements IEquatable<Person>.Equals:
public bool Equals(Person other)
{
return ((IComparable<Person>)this).rupareTo(other) == 0;
}
// Overrides Object.Equals:
public override bool Equals(object obj)
{
Person p = obj as Person;
return Equals(p);
}
}
public class MainClass
{
public static void Main()
{
Person[] people = new Person[3];
people[0] = new Person();
people[0].Name = "S D"; people[0].Age = 20; people[0].rupany = "E";
people[1] = new Person();
people[1].Name = "M M"; people[1].Age = 40; people[1].rupany = "C";
people[2] = new Person();
people[2].Name = "J D"; people[2].Age = 30; people[2].rupany = "T";
foreach (Person p in people)
Console.Write(""{0},{1},{2}"\t", p.Name, p.Age, p.rupany);
Console.WriteLine();
Array.Sort(people);
foreach (Person p in people)
Console.Write(""{0},{1},{2}"\t", p.Name, p.Age, p.rupany);
}
}</source>
<pre class=codeResult>"S D,20,E" "M M,40,C" "J D,30,T"
"J D,30,T" "M M,40,C" "S D,20,E"</pre>

← Предыдущая	Версия 15:31, 26 мая 2010
(нет различий)

Csharp/CSharp Tutorial/Class/IEquatable - История изменений

в 15:31, 26 мая 2010

Admin: 1 версия