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

namespace _9710
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
           
        }
        string[] Websx = new string[] { ",.wb", "b.bw,er", "etyw", "wwwhhhhwmingricom", "www126com", "www123com", "kkwkhcasilsemicom", "wwwQQcom" };
        private void Form1_Load(object sender, EventArgs e)
        {
            comboBox1.DataSource = Websx;
            comboBox1.Text = "";
            
        }

        private void comboBox1_TextUpdate(object sender, EventArgs e)
        {   
            string str = "";
            string str1 = comboBox1.Text.ToString();
            for (int x = 0; x < Websx.Length; x++)
            {
                int y=Websx[x].IndexOf(str1);
                if (y > 0)
                { str += Websx[x] + "-"; }
            }
            char[] fengef={'-'};
            string[] websx1 = str.Split(fengef,StringSplitOptions.RemoveEmptyEntries);           
            comboBox1.DataSource = websx1;
            comboBox1.SelectedIndex = -1;//输入框默认空
            comboBox1.Text = str1;//输入款默认输出搜索字符

        }

        private void comboBox1_TextChanged(object sender, EventArgs e)
        {
            comboBox1.SelectionStart = comboBox1.Text.Length;//让输入光标始终在文本末
        }

        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {

        }
    }
}