/**
*Object的类是Student1隐藏继承
*/
public class Student1{ //extends Object{
private String name;
private int age;
//测式有没有父类
public Student1(){
super();
}
//构造器
public void Student1(String name,int age){
this.name = name ;
this.age = age ;
}
public void setName(String name){
this.name = name ;
}
public void setAge(int age){
this.age = age ;
}
public String getName(){
return name;
}
public int getAge(){
return age ;
}
}
class StudentDemo1{
public static void main(String []args){
Student1 s1 = new Student1();
s1.setName("kim") ;
s1.setAge(20) ;
System.out.println("获取当前对象类名"+s1.getClass().getName());
System.out.println("获得当前对象的十进制哈希值:"+s1.hashCode());
System.out.println("获得当前对象的十六进制哈希值:"+Integer.toHexString(s1.hashCode()));
System.out.println(s1);//打印对象的时候,底层输出的其实是调用toString方法。
System.out.println(s1.toString());
}
}