frmparent.cs

Visual C#2005程序设计教程

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

namespace WinAppTest07
{
    public partial class FrmParent : Form
    {
        public FrmParent()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            lstLeapYear.Items.Clear();
            for (int i = 1; i <= 2006; i++)
            {
                if (i % 4 == 0 && i % 100 != 0 || i % 400 == 0)
                    lstLeapYear.Items.Add(i);
            }
        }
    }
}