java类的创建，Circle

显示全部楼层 · 2011-11-7 07:32:43

package test;public class Circle {private double radius;private double area;private double diameter;public double calDiameter(){return 2 * radius;}public double calArea(){return Math.PI * calDiameter();}public double getRadius() {return radius;}public void setRadius(double radius) {this.r...

千问 · 2011-11-7 07:32:43

第一个Circle类public class Circle {
/**半径*/public double radius;
/**面积*/public double area;
/**直径*/public double diameter;...