做项目时写的数据库操作类。SqlHelper.cs(六)

ExcuteSQLParm .aspx.cs(示例)
1 using System;
2 using System.Data;
3 using System.Configuration;
4 using System.Collections;
5 using System.Web;
6 using System.Web.Security;
7 using System.Web.UI;
8 using System.Web.UI.WebControls;
9 using System.Web.UI.WebControls.WebParts;
10 using System.Web.UI.HtmlControls;
11 using System.Data.SqlClient;
12
13 public partial class ExcuteSQLParm : System.Web.UI.Page
14 {
15 protected void Page_Load(object sender, EventArgs e)
16 {
17
18 }
19 protected void btnExecute_Click(object sender, EventArgs e)
20 {
21 //初始化参数
22 SqlParameter myParm = new SqlParameter();
23
24 //获取参数的名字
25 myParm.ParameterName = txtparm.Text;
26
27 //设置变量的类型和长度
28 myParm.SqlDbType = SqlDbType.NVarChar;
29 myParm.Size = 20;
30
31 //获取参数的值
32 myParm.Value = txtparm.Text;
33
34 string sql = txtsql.Text ;
35
36 using (SqlConnection conn = new SqlConnection (SqlHelper .ConnectionStringLocalTransaction ))
37 {
38 //打开连接
39 conn.Open();
40
41 //执行方法
42 SqlHelper.ExecuteNonQuery(conn, CommandType.Text, sql, myParm);
43 Response.Write("<font color=red>操作完成！请检查数据库！</font>");
44 }
45 }
46 }
47