/** * 对象的创建和使用 * @author lin * */ public class Test { public static void main(String[] argrs){ /* // 声明一个Person类型的变量,变量名为person,实例化Person类,并且给person复制 Person person = new Person();//new Person()就是实例化Person类 person.name = "法外狂徒";//给person对象的name属性赋值 person.showName();//对象方法的调用 System.out.println(person.getAge()); person.age = 10;//给person对象的age属性赋值 int a = person.getAge(); System.out.println(a); //实例化animal对象 Animal ani = new Animal(); ani.eat("大米"); ani.move("跑"); //实例化学生对象 Student stu = new Student(); stu.name = "法外狂徒"; stu.age = 30; stu.course = "枪法、狙击、五十公里越野跑"; stu.interest = "狙击"; stu.showInfo(); Teacher tea = new Teacher(); tea.name = "无极剑圣"; tea.major = "剑道"; tea.course = "悟剑、疾跑"; tea.teachAge = 3; tea.showInfo(); //创建person1的实例对象 Person1 per = new Person1(); per.name = "蒸汽机器人"; per.age = 20; per.sex = "男"; per.study(); per.showAge(); System.out.println(per.addAge()); System.out.println("半径为2圆的面积:" + new Circle().area(2)); */ new lianxi().mOL(2); new lianxi().mOL(2, 4); new lianxi().mOL("mao"); new lianxi().max(10, 5); new lianxi().max(10.1,20.2); new lianxi().max(100, 20.1, 10); } }
