C# 随机抽奖程序源码

可以手动维护人员列表，中奖人数，随机进行抽奖等功能

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

namespace LuckyDraw
{
    public partial class Form1 : Form
    {
        System.Threading.Timer timer;
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void button_start_Click（object sender EventArgs e）
        {
            var emplList = textBox_empl_list.Text;
            int firstIntLines = this.richTextBox_firstWinning_list.GetLineFromCharIndex（this.richTextBox_firstWinning_list.TextLength） + 1;
            int secondIntLines = 

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

    ..A..H.     52736  2020-03-18 16:17  抽奖\.vs\抽奖\v15\.suo

     文件          0  2020-01-10 08:01  抽奖\.vs\抽奖\v15\Server\sqlite3\db.lock

     文件     618496  2020-01-10 12:47  抽奖\.vs\抽奖\v15\Server\sqlite3\storage.ide

     文件      32768  2020-03-18 16:15  抽奖\.vs\抽奖\v15\Server\sqlite3\storage.ide-shm

     文件    4132392  2020-01-10 13:43  抽奖\.vs\抽奖\v15\Server\sqlite3\storage.ide-wal

     文件        187  2020-01-10 08:01  抽奖\LuckyDraw\App.config

     文件     824320  2020-03-18 16:15  抽奖\LuckyDraw\bin\Debug\app.publish\LuckyDraw.exe

     文件       1827  2020-03-18 16:15  抽奖\LuckyDraw\bin\Debug\LuckyDraw.application

     文件     823296  2020-03-18 16:15  抽奖\LuckyDraw\bin\Debug\LuckyDraw.exe

     文件        187  2020-01-10 08:01  抽奖\LuckyDraw\bin\Debug\LuckyDraw.exe.config

     文件       4103  2020-03-18 16:15  抽奖\LuckyDraw\bin\Debug\LuckyDraw.exe.manifest

     文件      38400  2020-03-18 16:15  抽奖\LuckyDraw\bin\Debug\LuckyDraw.pdb

     文件     700336  2019-11-09 00:56  抽奖\LuckyDraw\bin\Debug\Newtonsoft.Json.dll

     文件     707721  2019-11-09 00:51  抽奖\LuckyDraw\bin\Debug\Newtonsoft.Json.xml

     文件        207  2020-01-10 08:40  抽奖\LuckyDraw\Core\EmplListEntity.cs

     文件      11104  2020-01-10 13:43  抽奖\LuckyDraw\Form1.cs

     文件      19062  2020-01-10 12:35  抽奖\LuckyDraw\Form1.Designer.cs

     文件    1212690  2020-01-10 12:35  抽奖\LuckyDraw\Form1.resx

     文件       5668  2020-01-10 13:46  抽奖\LuckyDraw\LuckyDraw.csproj

     文件        554  2020-01-10 12:44  抽奖\LuckyDraw\LuckyDraw.csproj.user

     文件       1716  2020-01-10 12:28  抽奖\LuckyDraw\LuckyDraw_TemporaryKey.pfx

     文件        827  2020-01-10 08:01  抽奖\LuckyDraw\obj\Debug\DesignTimeResolveAssemblyReferences.cache

     文件       7465  2020-01-10 12:44  抽奖\LuckyDraw\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

     文件       1827  2020-03-18 16:15  抽奖\LuckyDraw\obj\Debug\LuckyDraw.application

     文件          0  2020-03-18 16:15  抽奖\LuckyDraw\obj\Debug\LuckyDraw.csproj.CopyComplete

     文件         42  2020-01-10 08:40  抽奖\LuckyDraw\obj\Debug\LuckyDraw.csproj.CoreCompileInputs.cache

     文件       1581  2020-01-10 12:28  抽奖\LuckyDraw\obj\Debug\LuckyDraw.csproj.FileListAbsolute.txt

     文件       1012  2020-01-10 12:35  抽奖\LuckyDraw\obj\Debug\LuckyDraw.csproj.GenerateResource.cache

     文件      50641  2020-01-10 08:50  抽奖\LuckyDraw\obj\Debug\LuckyDraw.csprojAssemblyReference.cache

     文件     823296  2020-03-18 16:15  抽奖\LuckyDraw\obj\Debug\LuckyDraw.exe

............此处省略67个文件信息