นาฬิกาจับเวลา
ตัวอย่างโค้ดของโปรแกรม :
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 Timer
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void timer_Tick(object sender, EventArgs e)
{
second.Text = (int.Parse(second.Text) + 1).ToString();
if (int.Parse(second.Text) < 10) second.Text = "0" + second.Text;
if (int.Parse(second.Text) == 60)
{
min.Text = (int.Parse(min.Text) + 1).ToString();
second.Text = "00";
if (int.Parse(min.Text) < 10) min.Text = "0" + min.Text;
if (int.Parse(min.Text) == 60)
{
hour.Text = (int.Parse(hour.Text) + 1).ToString();
min.Text = "00";
if (int.Parse(hour.Text) < 10) hour.Text = "0" + hour.Text;
}
}
}
private void btnStart_Click(object sender, EventArgs e)
{
timer.Enabled = true;
timer.Start();
}
private void btnStop_Click(object sender, EventArgs e)
{
timer.Stop();
timer.Enabled = false;
}
private void btnReset_Click(object sender, EventArgs e)
{
timer.Stop();
timer.Enabled = false;
hour.Text = "00";
min.Text = "00";
second.Text = "00";
}
}
}
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