定義一個類,封裝矩形的長和寬;在定義一個類,繼承自定義的這個類,在繼承類中根據基類中封裝的矩形的長和寬求矩形的面積。
阿新 • • 發佈:2019-01-27
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace 封裝長方體
{
class Rectangle
{
protected double width;
protected double height;
public double Width
{
get { return this.width; }
set { this.width = value; }
}
public double Height
{
get { return this.height; }
set { this.height = value; }
}
public double getArea()
{
return this.height * this.width;
}
public void display()
{
Console.WriteLine("長度:{0}", height);
Console.WriteLine("寬度:{0}", width );
Console.WriteLine("面積:{0}", getArea ());
}
}
class Program
{
static void Main(string[] args)
{
Rectangle r = new Rectangle();
r.Width = 4.5;
r.Height = 3.5;
r.display();
Console.ReadKey();
}
}
}
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace 封裝長方體
{
class Rectangle
{
protected double width;
protected double height;
public double Width
{
get { return this.width; }
set { this.width = value; }
}
public double Height
{
get { return this.height; }
set { this.height = value; }
}
public double getArea()
{
return this.height * this.width;
}
public void display()
{
Console.WriteLine("長度:{0}", height);
Console.WriteLine("寬度:{0}", width );
Console.WriteLine("面積:{0}", getArea ());
}
}
class Program
{
static void Main(string[] args)
{
Rectangle r = new Rectangle();
r.Width = 4.5;
r.Height = 3.5;
r.display();
Console.ReadKey();
}
}
}