C#中的静态特征
1、静态数据是类的一部分,而不属于某个对象的一部分。
2、声明静态数据使用static关键字。
3、在调用静态数据的时候,应使用类名+“.”+静态数据名。如果使用对象引用来访问静态数据,编译器会报错。
4、静态方法中不能访问非静态数据。
5、静态方法不能被加上virtual关键字,也不能被声明为抽象方法,当然也不能重载。
6、可将静态变量声明为常量,使用const关键字。
7、常量是隐含静态的,不用加static关键字,如果非要加,会报错。
8、常量在声明时必须进行赋值,且常量类型仅限于内置的8种类型。也可在方法中声明本地常量(不过关于权限修饰符,似乎就免了,因为本地数据不需要)。
DEMO:
关于属性的声明,不是很好,大家将就这用吧~!
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class StaticDemoClass
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{
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//声明一个静态变量
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private static int count = 0;
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//静态属性
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public static int Count
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{
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set
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{
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StaticDemoClass.count = value;
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}
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get
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{
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return StaticDemoClass.count;
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}
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}
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//声明一个静态方法
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public static void IncCount()
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{
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count++;
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Console.WriteLine("The StaticDemoClass Object count: " + Count);
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}
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//构造函数
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public StaticDemoClass()
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{
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Console.WriteLine("You Create a StaticDemoClass Object!The count will plus 1!");
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IncCount();
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}
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}
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class MainClass
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{
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public static void Main()
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{
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//快速创建10个StaticDemoClass对象
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for (int i = 1; i <= 10; i++)
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{
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new StaticDemoClass();
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}
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Console.Read();
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}
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}
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希望大家发现不对的地方,及时提出,让我这个小菜鸟能多学习学习!