废话不多说了,直接给大家贴代码了。具体代码如下所示:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
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(); } } } |
以上代码就是实现抽奖小程序的全部代码,代码简单易懂,写的不好还请见谅,有好的意见欢迎留言,谢谢大家一直以来对服务器之家网站的支持。