所有类型的class对象

package reflection;

import java.lang.annotation.ElementType;

//所有类型的class
public class Test04 {
    public static void main(String[] args) {
        Class<Object> c1 = Object.class;  //类
        Class<Comparable> c2 = Comparable.class;  //接口
        Class<String> c3 = String.class;  //一维数组
        Class<int[][]> c4 = int[][].class; //二维数组
        Class<Override> c5 = Override.class;  //注解
        Class<ElementType> c6 = ElementType.class;  //枚举
        Class<Integer> c7 = Integer.class;    //基本数据类型
        Class<Void> c8 = void.class;   //void
        Class<Class> c9 = Class.class;   //class
        System.out.println(c1);
        System.out.println(c2);
        System.out.println(c3);
        System.out.println(c4);
        System.out.println(c5);
        System.out.println(c6);
        System.out.println(c7);
        System.out.println(c8);
        System.out.println(c9);
        //System.out.println(c1);

        //只要元素类型与维度一样,就是同一个class
        int [] a=new int[10];
        int [] b=new int[100];
        System.out.println(a.getClass().hashCode());
        System.out.println(b.getClass().hashCode());
    }
}