Home  >  Article  >  WeChat Applet  >  Implementation of simple random lottery applet example code based on C#

Implementation of simple random lottery applet example code based on C#

高洛峰
高洛峰Original
2017-03-13 10:37:564287browse

Based on how C# implements a simple lottery program, the editor below will share the specific code with you. Friends in need can refer to it

No more nonsense, I will give it to you directly Pasted the code. The specific code is as follows:


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;
using System.Data.SqlClient;
namespace ChouJiang
{
 public partial class Form1 : Form
 {
 public Form1()
 {
 InitializeComponent();
 }
private void button1_Click(object sender, EventArgs e)
 {
 int number = Convert.ToInt32(textBox1.Text.ToString());
 string prize=comboBox1.Text.ToString();
 string conn = "";
 string sql = "";
 string s = "";
 conn = "server=XTFLZ-PC;database=Xtf;uid=sa;pwd=123456";
 sql = "select *from Ticket";
 SqlConnection myconn = new SqlConnection(conn);
 myconn.Open();
 SqlDataAdapter sda = new SqlDataAdapter(sql,myconn);
 DataSet ds=new DataSet();
 sda.Fill(ds,"Ticket");
 dataGridView11.DataSource = ds;
 dataGridView11.DataMember = "Ticket";
 Random rd = new Random();
 for (int i = 0; i < number; i++)
 {
 int tmp = rd.Next(1, 5);
 s += dataGridView11.Rows[i].Cells["WorkerID"].Value.ToString() +
 dataGridView11.Rows[i].Cells["Name"].Value.ToString() + "\n";
 }
 MessageBox.Show("恭喜\n"+s+"\n获得"+prize);
 myconn.Close();
 }
 }
}

The above is the detailed content of Implementation of simple random lottery applet example code based on C#. For more information, please follow other related articles on the PHP Chinese website!

Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn