1.package asdd; public class sasa { int x; int y; public Point() {} public Point(int x0,int y0){ this.x=x0; this.x=y0; } public void movePoint(int dx,int dy){ System.out.printf("移动前点的坐标为(x:%d,y:%d) ",this.x,this.y); System.out.printf("移动量为(x:%d,y:%d) ",dx,dy); this.x+=dx; this.y+=dy; System.out.printf("移动点后的坐标(x:%d,y:%d) ",this.x,this.y); } }
2.package asdd; public class sasa { int x; int y; public Point() {} public Point(int x0,int y0){ this.x=x0; this.x=y0; } public void movePoint(int dx,int dy){ System.out.printf("移动前点的坐标为(x:%d,y:%d) ",this.x,this.y); System.out.printf("移动量为(x:%d,y:%d) ",dx,dy); this.x+=dx; this.y+=dy; System.out.printf("移动点后的坐标(x:%d,y:%d) ",this.x,this.y); } }
package asdd; public class sasa { public static void main(String[] args) { // TODO Auto-generated method stub Rectangle rc = new Rectangle(5,6); rc.showAll(); } }
3.package asdd; public class sasa { char color; int cpu; public void getDate() { } public void getDate(char color, int cpu) { this.color = color; this.cpu = cpu; } void showAll() { System.out.println("颜色为" + color + ",cpu型号为" + cpu); } }
package asdd; public class sasa { public static void main(String[] args) { // TODO Auto-generated method stub Computer cp = new Computer(); cp.getDate('黑', 8750); cp.showAll(); } }
6.package asdd; public class sasa { String name; int age; double height; public void sayHello() { System.out.println("hello,my name is " + this.name); } public void getValue(String name, int age, double height) { this.name = name; this.age = age; this.height = height; } }
package asdd; public class sasa{ public static void main(String[] args) { // TODO Auto-generated method stub Person p1 = new Person(); p1.getValue("zhangsan", 33, 1.74); p1.sayHello(); Person p2 = new Person(); p2.getValue("lishi", 44, 1.74); p2.sayHello(); }