Java类和对象
2019-07-30 本文已影响0人
spades_K
People.java
public class People {
String name;
int age;
String designation;
double salary;
// 构造器
public People(String name){
this.name = name;
}
// 设置age
public void empAge(int empAge){
age = empAge;
}
// 打印people信息
public void printPeople()
{
System.out.println("名字" + name +"年龄" + age);
}
}
PeopleTest.java
import java.io.*;
public class PeopleTest {
public void testPeople(){
// 使用便利构造器初始化
People p1 = new People("p1");
People p2 = new People("p2");
// 赋值age
p1.empAge(12);
p2.empAge(88);
p1.printPeople();
p2.printPeople();
}
}
Main.java
import java.io.*;
public class Main {
public static void main(String[] args) {
PeopleTest test1 = new PeopleTest();
test1.testPeople();
}
}
log
名字p1年龄12
名字p2年龄88