rectangle.java

来自「Java程序设计技巧与开发实例附书源代码。」· Java 代码 · 共 15 行

public class Rectangle
{
   private double width, height;
   public Rectangle(double _width, double _height)
   {
      width = _width;
      height = _height;
   }

   public String toString()
   {
      return width + " x " + height;
   }
}