java注解和反射– 所有类的Class类型

所有类的Class类型

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package cn.usts.edu.theClassOfAllClasses;

import java.lang.annotation.ElementType;

/**
 * @author ：fly
 * @description: 所有类的Class类型
 * @date ：2021/10/27 16:26
 */
public class AllClasses {
    public static void main(String[] args) {
        Class c1 = Object.class;
        Class c2 = Comparable.class;
        Class c3 = String[].class;
        Class c4 = int[][].class;
        Class c5 = Override.class;
        Class c6 = ElementType.class;
        Class c7 = Integer.class;
        Class c8 = void.class;
        Class c9 = 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);

        int[] a = new int[10];
        int[] b = new int[100];
        // 如果hashcode相同就说明他们是同一个class类
        System.out.println(a.getClass().hashCode());
        System.out.println(b.getClass().hashCode());
    }
}