شی گرایی برای اعداد کسری

[NIIT]

کلاس مورد نظر:

using System;using System.Data;

using System.Configuration;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;





/// <summary>

/// Summary description for Rational

/// </summary>

public class Rational

{

    private int _s;





    public int Soorat

    {

        get { return _s; }

        set { _s = value; }

    }





    private int _m;





    public int Makhraj

    {

        get { return _m; }

        set {

            if (value != 0)

                _m = value;

            else

                throw new Exception("Makhraj sefr nemishavad");

        }

    }





    public Rational(int soorat,int makhraj)

    {

        //_s = soorat;

        //if (makhraj == 0)

        //    throw new Exception("");

        //else

        //    _m = makhraj;









        //int _m; _m , this._m

        this.Soorat = soorat;

        //if (makhraj == 0)

        //    throw new Exception("makhraj sefr nemishavad");

        this.Makhraj = makhraj;





        //setting count

        Rational.count++;

    }

    public Rational():this(0,1)

    {

        //this.Soorat = 0;

        //this.Makhraj = 1;

    }

    public Rational(int soorat):this(soorat,1)

    {

        //this.Soorat = soorat;

        //this.Makhraj = 1;

    }





    ~Rational() 

    {

        Rational.count--;

    }

    public void AddToMe(int soorat, int makhraj)

    {

        this.Soorat = this.Soorat * makhraj + this.Makhraj * soorat;

        this.Makhraj = this.Makhraj * makhraj;

        int b = bmm(this.Soorat, this.Makhraj);

        this.Soorat = this.Soorat / b;

        this.Makhraj /= b;

    }









    //توضیح داده شود

    public void AddToMe(Rational r)

    {

        this.AddToMe(r.Soorat, r.Makhraj);

    }

    public void AddToMe(int soorat)

    {

        this.AddToMe(soorat, 1);

    }

    /// <summary>

    /// این متد صورت و مخرج ورودی را می گیرد و آن را با همین کسر جمع می کند و بر می گرداند

    /// </summary>

    /// <param name="s">صورت کسر ورودی</param>

    /// <param name="m">مخرج کسر ورودی</param>

    /// <returns>حاصل جمع کسر ورودی با کسر جاری</returns>

    public Rational Add(int s, int m)

    {

        Rational r;

        r = new Rational();

        r.AddToMe(this);

        r.AddToMe(s, m);

        return r;

    }

    public Rational Add(Rational r)

    {

        return this.Add(r.Soorat, r.Makhraj);

    }

    public Rational Add(int s)

    {

        return this.Add(s, 1);

    }





    public static Rational Adding(Rational r1, Rational r2)

    {

        Rational r;

        r = r1.Add(r2);

        return r;

    }





    public static int count = 0;





    public static Rational operator +(Rational r1, Rational r2)

    {

        return Rational.Adding(r1, r2);

    }





    private int bmm(int i, int j)

    {

        int k = i % j;

        if (k == 0)

            return j;

        else

            return bmm(j, k);

    }





    public override string ToString()

    {

        string s;

        string s2 = base.ToString();

        s = s2 + ": (" + this.Soorat.ToString() + "," + this.Makhraj.ToString() + ")"; 

        return s;

        //return base.ToString();

    }





}





این نمونه های فراخوانی کلاس از ابتدایی ترین تا سطح تقریبا پیشرفتشه:

بار اول اینطور نوشته شده بدون در نظر گرفتن کلاس:

[CSHARP]using System;

using System.Collections.Generic;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;





public partial class add1 : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {





    }

    protected void Button1_Click(object sender, EventArgs e)

    {





        int s1 = 2, m1 = 3;

        int s2 = 3, m2 = 7;

        //  2/3 + 3/7 =  (2*7+3*3)/3*7





        s1 = int.Parse( TextBox1.Text);

        m1 = Convert.ToInt32(TextBox2.Text);





        string[] str= TextBox3.Text.Split('/');

    s2= int.Parse( str[0]);

    m2 = int.Parse(str[1]);





        int s, m;

        s = s1 * m2 + s2 * m1;

        m = m1 * m2;





        //problems

        //پروژه های آینده

        //اضافه شدن کد

        //کدی که یک بار خطایابی شده، ازاین به بعد فقط استفاده

        //خوانایی برنامه





        int s3 = 5, m3 = 16;

        s = s3 * m + s * m3;

        m = m * m3;





        //int s4 = 6, m4 = 13;

        //s=s4+





        Label1.Text = string.Format("{0}/{1}",s,m);

    }

}

[/CSHARP]

در دفعات بعدی از کلاس نمونه سازی شده:

using System;using System.Collections.Generic;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;





public partial class add1 : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {





    }

    protected void Button1_Click(object sender, EventArgs e)

    {





        int s1 = 2, m1 = 3;

        int s2 = 3, m2 = 7;

        //  2/3 + 3/7 =  (2*7+3*3)/3*7





        s1 = int.Parse( TextBox1.Text);

        m1 = Convert.ToInt32(TextBox2.Text);





        string[] str= TextBox3.Text.Split('/');

    s2= int.Parse( str[0]);

    m2 = int.Parse(str[1]);





        int s, m;

        s = s1 * m2 + s2 * m1;

        m = m1 * m2;





        //problems

        //پروژه های آینده

        //اضافه شدن کد

        //کدی که یک بار خطایابی شده، ازاین به بعد فقط استفاده

        //خوانایی برنامه





        int s3 = 5, m3 = 16;

        s = s3 * m + s * m3;

        m = m * m3;





        //int s4 = 6, m4 = 13;

        //s=s4+





        Label1.Text = string.Format("{0}/{1}",s,m);

    }

}

در دفعه بعدی یه مقدار پیشرفته تر:

using System;using System.Data;

using System.Configuration;

using System.Collections;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;





public partial class frmaddRational : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {





    }

    protected void Button1_Click(object sender, EventArgs e)

    {

        int s1, m1, s2, m2, s3, m3;

        s1 = Convert.ToInt32(TextBox1.Text);

        m1 = Convert.ToInt32(TextBox2.Text);

        s2 = Convert.ToInt32(TextBox3.Text);

        m2 = Convert.ToInt32(TextBox4.Text);

        s3 = s1 * m2 + s2 * m1;

        m3 = m1 * m2;

        int b = bmm(s3, m3);

        s3 = s3 / b;

        m3 /= b;

        Label1.Text ="(" + s3.ToString() + "/" + m3.ToString() + ")";

    }





    int bmm(int i, int j)

    {

        int k=i%j;

        if (k == 0)

            return j;

        else

            return bmm(j, k);

    }

}

در آخر از کلاس استفاده میکنه:

using System;using System.Data;

using System.Configuration;

using System.Collections;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;





public partial class frmUSA : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {

        

    }

    protected void Button1_Click(object sender, EventArgs e)

    {

        Rational r1, r2, r3;

        r1 = new Rational(2,5);

        r2 = new Rational(2);

        r3 = new Rational();

        //r3 = r1.

        r1.Soorat = 4;

        

        try

        {

            r1.Makhraj = Convert.ToInt32(TextBox1.Text);

        }

        catch (Exception ex)

        {

            //Label1.Text = ex.Message;

            Label1.Text = "numinator could not be zero. don't do that again or you'll be ticketed";

        }





        //r7 = r1 + r2 + r3+r4+r5+r6;

        //Label1.Text = r7.ToString();





    }

}

یا:

using System;using System.Collections.Generic;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;





public partial class addOO : System.Web.UI.Page

{

    int i = 14;

    protected void Page_Load(object sender, EventArgs e)

    {





    }

    protected void Button1_Click(object sender, EventArgs e)

    {

        int i = 13;

        i = 9;

        if (true)

        {

            //int i = 3;

        }

        Rational r1, r2, r3, r4, r5, r6, r7;

        r1 = new Rational(1, 3);

        r2 = new Rational(2);

        r3 = new Rational();





        r1.AddToMe(2, 4);





        r3.Soorat = 3;

        try

        {

            r3.Makhraj = int.Parse(TextBox1.Text);

        }

        catch (Exception ex)

        {

            //Label1.Text = "numinator could not be zero";

            Label1.Text = ex.Message;

        }

        

        //m3 = r3.Soorat + 1;





        //r3 = new Rational(TextBox1.Text);

        r3=Rational.Adding(r1,r2);

        r7 = r1 + r2 + r3 ;





        Label1.Text = r7.ToString();





    }

}

موضوعات مشابه:

• این مکالمه واقعی است.(کشتی آمریکایی و اسپانیایی)