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有人告诉我,当创建一个新对象时,它需要具有与其构造函数相同的参数。我曾试过,但我仍然得到这些错误。无法找到符号s1.getCourse s1.getName s1.getAge。还有一个无效的构造函数错误。我的继承人代码构造函数错误
public class Person{
private String name;
private int age;
public Person(String name, int age){
this.name=name;
this.age=age;
}
public String getDetails(){
return "Name: " + name + "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;
}
public class Student extends Person{
private String course;
public Student(String name, int age,String course){
super(name,age);
this.course = course;
}
public String getDetails(){
return super.getDetails()+"Course: "+ course;
}
public void setCourse(String course){
this.course=course;
}
public String getCourse(){
return course;
}
public String getName(){
return name;
}
}
public String getAge(){
return age;
}
}
TestPerson
student++;
String name=array[0];
int age=Integer.parseInt(array[1]);
String course=array[3];
Student s1= new Student(name,age,course);
System.out.println("name "+s1.getName());
System.out.println("age "+ s1.getAge());
System.out.println("course: " + s1.getCourse());
}
}
请向我们显示错误消息。你还要导入“学生”班吗? – trojanfoe
你的'人'级是什么? – BoltClock
Anre'name'和'age'受保护或公开? –