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namespace ConsoleApplication4
{
public static class StaticClass
{
public static int a = 11;
public const int b = 12;
//public int c = 13; //Error 不能在静态类中声明实例成员
public static void Fun1(){}
//public void Fun2() { }//Error 不能在静态类中声明实例成员
}
public class NonstaticClass
{
public static int a = 11;
public const int b = 12;
public int c = 13;
public static void Fun1() { }
public void Fun2() { }
}
class Program
{
static void Main(string[] args)
{
//StaticClass sc = new StaticClass();//无法声明静态类型“ConsoleApplication4.StaticClass”的变量
NonstaticClass nsc = new NonstaticClass();
Console.WriteLine(NonstaticClass.a);
Console.WriteLine(nsc.c);
//Console.WriteLine(nsc.a);// Error 无法使用实例引用访问成员“ConsoleApplication4.NonstaticClass.a”;请改用类型名称对其加以限定
}
}
}