person.java代码如下:
package cn.itcast.demo;
public class person {
private String name;
private int age;
public person(String name, int age) {
super();
this.name = name;
this.age = age;
}
public person() {
super();
// TODO Auto-generated constructor stub
}
public String getName() {// the default is null
return name;
}
public int getAge() {
return age;
}
public void setAge(int age) {// the default is 0
this.age = age;
}
public void setName(String name) {
this.name = name;
}
}
PersonTest.java代码如下:
package cn.itcast.demo;
public class PersonTest {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
person p1 = new person();
person p2 = new person("zhangsan",18);
//p1.setAge(age)
System.out.println(p2.getAge());
System.out.println(p1.getAge());
System.out.println(p1.getName());
}
}
解析:关于super(); 这个函数应该是父类中的构造方法,这个我还没有弄懂,先到这,以后有机会再补充上来。