基本信息
源码名称:Asp.net的Ajax定时读取数据库(附源码)
源码大小:0.03M
文件格式:.rar
开发语言:C#
更新时间:2018-03-02
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源码介绍
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.OleDb;
public partial class autoread_read : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Response.Write(gettext());
}
private string gettext()
{
OleDbConnection conn = getdb();
conn.Open();
OleDbCommand oc = new OleDbCommand();
string res = "";
string te = "";
string te1;
string sql = "select tid,title from ttt where tstate=1";
oc.CommandText = sql;
oc.Connection = conn;
OleDbDataReader ob = oc.ExecuteReader();
while (ob.Read())
{
if(res!="")
res = res "&&";
te = ob.GetInt32(0).ToString();
te1 = ob.GetString(1);
res = res te "**" te1;
}
return res;
}
private OleDbConnection getdb()
{
OleDbConnection conn = new OleDbConnection();
conn.ConnectionString = @"Provider=Microsoft.Jet.OLEDB.4.0;"
@"Data source=" Server.MapPath("db.mdb");
return conn;
}
}