C#

using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
using System.Windows.Forms;

namespace ClassLibrary1
{
public class ColoredButton 
    {
        public static readonly Color DefaultColorA = Color.Red;
        public static readonly Color DefaultColorB = Color.Green;
        public const int DefaultInterval = 1000;

        public event EventHandler Tick;

        private Color colorA;
        private Color colorB;
        private Timer timer;

        public ColoredButton()
        {
            colorA = DefaultColorA;
            colorB = DefaultColorB;
            BackColor = colorA;
            timer = new Timer();
            timer.Interval = DefaultInterval;
            timer.Tick += TimerTick;
        }

        public Color ColorA
        {
            get { return colorA; }
            set { colorA = value; }
        }
        public Color ColorB
        {
            get { return colorB; }
            set { colorB = value; }
        }
        public int Interval
        {
            get
            {
                if (timer != null)
                    return timer.Interval;
                else
                    return DefaultInterval;
            }
            set
            {
                if (timer != null)
                    timer.Interval = value;
            }
        }

        protected override void Dispose(bool disposing)
        {
            if (disposing && timer != null)
            {
                timer.Dispose();
                timer = null;
            }
            base.Dispose(disposing);
        }
        protected virtual void OnTick(EventArgs e)
        {
            EventHandler eh = Tick;
            if (eh != null)
                eh(this, e);
        }
        public void Start()
        {
            if (timer != null)
                timer.Start();
        }
        public void Stop()
        {
            if (timer != null)
                timer.Stop();
        }
        private void TimerTick(object sender, EventArgs e)
        {
            if (BackColor == colorA)
                BackColor = colorB;
            else
                BackColor = colorA;
            OnTick(EventArgs.Empty);
        }
    }
}

int i = 12;
double d = 12.776;
textBoxIntegerValue.Text = i.ToString();
textBoxDoubleValue.Text = d.ToString();

int i;
double d;
i = int.Parse(textBoxIntegerValue.Text);
d = double.Parse(textBoxDoubleValue.Text);

int i = int.Parse(textBox1.Text);

eg_Anubhava wrote:

i want for local host.