Dot_Net Practicals

#practical 1

using System;

namespace ConsoleApplication1
{
    class Ones
    {
        static void Main(string[] args)
        {
            Console.Write("Enter a Number : ");
            string a = Console.ReadLine();
            int len = a.Length;
            int n = Convert.ToInt32(a);
            int count = 0;
            int m = 0;
            for (int i = 0; i < len; i++)
            {
                m = n % 10;
                n = n / 10;
                if (m == 1)
                {
                    count = count + 1;
                }
            }
            Console.WriteLine("Number of 1's: " + count);
        }
    }
}


#parctical 3

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class Userpass
    {
        public static void Main(string[] args)
        {
            String user = "dotnet";
            String pass = "technologies";
            Console.Write("Enter Username: ");
            String userin = Console.ReadLine();
            Console.Write("Enter Password: ");
            String passin = Console.ReadLine();

            if (userin == user && passin == pass)
            {
                Console.WriteLine("Congratulation Access Granted");
            }
            else
            {
                Console.WriteLine("Username or Password is Incorrect");
            }
        }
    }
}

#practical 5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication3
{
    class StringMem
    {
        static void Main(string[] args)
        {
            String s1 = "DotNet Technologies";
            Console.Write("Enter the string to check : ");
            String s2 = Console.ReadLine();
            Console.WriteLine(s1.Contains(s2));

            Console.Write("\n\nEnter the string to insert : ");
            String s3 = Console.ReadLine();
            Console.Write("Enter the Loaction of Insertion of String : ");
            int loc1 = Int32.Parse(Console.ReadLine());
            Console.WriteLine(s1.Insert(loc1-1,s3));

            Console.Write("\n\n Enter the StartIndex of Removal of String : ");
            int loc2 = Int32.Parse(Console.ReadLine());
            Console.Write("Enter the Number of Characters to Remove : ");
            int num = Int32.Parse(Console.ReadLine());
            Console.WriteLine(s1.Remove(loc2 - 1, num));

            Console.Write("\n\nEnter the existing string : ");
            String s4 = Console.ReadLine();
            Console.Write("Enter the string to replace: ");
            String s5 = Console.ReadLine();
            Console.WriteLine(s1.Replace(s4, s5));

        }
    }
}


#practical 8

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();
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void user_Click(object sender, EventArgs e)
        {

        }

        private void usertext_TextChanged(object sender, EventArgs e)
        {

        }

        private void Passtext_TextChanged(object sender, EventArgs e)
        {

        }

        private void reset_Click(object sender, EventArgs e)
        {
            usertext.Clear();
            Passtext.Clear();
        }

        private void Submit_Click(object sender, EventArgs e)
        {
            string user = usertext.Text;
            string pass = Passtext.Text;

            if (user.Equals("") && pass.Equals(""))
            {
                MessageBox.Show("Fields Cannot be left blank");
            }
            else if (user.Equals("dotnet") && pass.Equals("technologies"))
            {
                MessageBox.Show("Access Granted");
                this.Close();
            }
            else
            {
                MessageBox.Show("Username or Password is Incorrect");
                usertext.Clear();
                Passtext.Clear();
            }
        }

        private void Loglab_Click(object sender, EventArgs e)
        {

        }
    }
}

#practical 9

**Form 1

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 WindowsFormsApplication2
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void CalDOB_ValueChanged(object sender, EventArgs e)
        {

        }

        private void chkbtn_Click(object sender, EventArgs e)
        {
            int yy = int.Parse(yrtext.Text);
            int mm = int.Parse(mnthtext.Text);
            int dd = int.Parse(datetext.Text);
            DateTime d1=DateTime.Now ;
            DateTime d2 = new DateTime(yy,mm,dd);
            TimeSpan difference = d1.Subtract(d2);
            double dif = (difference.TotalDays/365.25);

            if (dif >= 18)
            {
                Form2 f2 = new Form2();
                MessageBox.Show("You are eligible for Voting");
                f2.Visible = true;
            }
            else
            {
                MessageBox.Show("Sorry,You can't vote");

            }
        }

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void reset_Click(object sender, EventArgs e)
        {
            nametext.Clear();
            addtext.Clear();
            datetext.ClearUndo();
            mnthtext.ClearUndo();
            yrtext.ClearUndo();
        }

        private void s_Click(object sender, EventArgs e)
        {
            if (nametext.Text == "" || addtext.Text == "" || datetext.Text=="DD" || mnthtext.Text=="MM" || yrtext.Text=="YYYY")
            {
                MessageBox.Show("Fields cannot be left blank");
            }
            else
            {
                MessageBox.Show("Thanks for Voting");
                this.Close();
            }
        }


    }
}

**Form 2

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 WindowsFormsApplication2
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }

        private void Form2_Load(object sender, EventArgs e)
        {

        }

        private void INC_CheckedChanged(object sender, EventArgs e)
        {

        }

        private void AAP_CheckedChanged(object sender, EventArgs e)
        {

        }

        private void BJP_CheckedChanged(object sender, EventArgs e)
        {

        }

        private void subbtn_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void Votelbl_Click(object sender, EventArgs e)
        {

        }
    }
}