89 lines
1.9 KiB
C#
89 lines
1.9 KiB
C#
/*
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* Author: Nikolay Dvurechensky
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* Site: https://www.dvurechensky.pro/
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* Gmail: dvurechenskysoft@gmail.com
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* Last Updated: 12 мая 2025 02:47:11
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* Version: 1.0.3
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*/
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using System;
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/*
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* Ключесвое слово static
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*
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* Статические методы класса
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*
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* Статические свойства класса
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*/
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class Numb
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{
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public Numb() => Counter++;
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private static int counter;
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public static int Counter
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{
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get { return counter; }
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private set { counter = value; }
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}
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public int ObjectsCount => counter;
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public static int GetCounter() => counter;
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public int GetObjectsCount() => counter;
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}
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class MyClass_1
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{
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private static int a;
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private int b;
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public static void Foo()
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{
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Console.WriteLine("Вызван метод Foo()");
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a = 5;
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Console.WriteLine(a);
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}
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public void Bar()
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{
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Console.WriteLine("Вызван метод Bar()");
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Console.WriteLine(a);
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Foo();
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}
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private static int c;
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public static int C
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{
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get { return c; }
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set { c = value; }
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}
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public static int D { get; set; }
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}
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class Program
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{
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static void Main()
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{
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//Полиморфизм требует создание объекта класса и вызова метода на уровне экземпляра
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MyClass_1 myClass = new MyClass_1();
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myClass.Bar();
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MyClass_1.Foo();// - статические методы недоступны на уровне экземпляра класса
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MyClass_1.C = 3;
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MyClass_1.D = 2;
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Numb numb = new Numb();
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Numb numb1 = new Numb();
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Numb numb2 = new Numb();
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Console.WriteLine(numb2.GetObjectsCount());
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Console.WriteLine(numb2.ObjectsCount);
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Console.WriteLine(Numb.Counter);
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Console.WriteLine(Numb.GetCounter());
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Console.ReadKey();
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}
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} |