Doğrulama Kodu Oluşturma

Aşağıdaki tüm kodlar formun içinde yer alır.

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace WindowsFormsApplication1

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        Form2 form2 = new Form2();

        string sifre;

        string[] k = { "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "r", "s", "t", "u", "v", "y", "z", "0", "1", "2", "3", "4", "5", "6", "7", "8", "9" };

        private void button1_Click(object sender, EventArgs e)

        {

            label2.Text = sifre;

            if (textBox1.Text == sifre) { form2.Show(); label2.Text = ""; }

            else

            {

                Random r = new Random();

                sifre = "";

                for (int i = 0; i < 6; i++)

                {

                  

                    sifre += k[r.Next(33)];

                }

               

                label2.Text = sifre;

                label1.Text = "Şifre hatalı";

            }

        }

        private void Form1_Load(object sender, EventArgs e)

        {

            Random r = new Random();

            for (int i = 0; i < 6; i++)

            {

            sifre +=k[r.Next(33)];

            }

            label2.Text = sifre;

           

        }

    }

}

     

   

Kodun Çalıştırılmış Hali