public static void BindDropDownList(DropDownList ddl, string tableName, string text)
{
string mConn = IConfiguration.getParameter("connectString");
IDBOSQL.IDBO dbo = IDBOSQL.IDBO.getIDBO(mConn);
dbo.openDatabase();
DataSet ds = dbo.executeSelectSql("select distinct " + text + " from " + tableName);
ddl.DataSource = ds;
ddl.DataTextField = text;
ddl.DataBind();
dbo.closeDatabase();
}
/// <summary>
/// 在线人数
/// </summary>
/// <returns></returns>
protected int GetOnlineCount()
{
DateTime lastM = DateTime.Now.AddMinutes(-15);
string strSql = "select cast(COUNT(*) as varchar(5)) from sys_Onlines where UpdateTime>'" + lastM + "'";
string mConn = IConfiguration.getParameter("connectString");
IDBOSQL.IDBO dbo = IDBOSQL.IDBO.getIDBO(mConn);
dbo.openDatabase();
string str = dbo.executeSql(strSql);
dbo.closeDatabase();
return(int.Parse(str));
}
public static DataTable GetDataTable(string strSql)
{
string mConn = IConfiguration.getParameter("connectString");
IDBOSQL.IDBO dbo = IDBOSQL.IDBO.getIDBO(mConn);
dbo.openDatabase();
try
{
DataSet ds = dbo.executeSelectSql(strSql);
return(ds.Tables[0]);
}
catch (Exception ex)
{
throw ex;
}
}
public static string BuildOrderID(string strTableName, string strCodeColumn)
{
string mConn = IConfiguration.getParameter("connectString");
IDBOSQL.IDBO dbo = IDBOSQL.IDBO.getIDBO(mConn);
dbo.openDatabase();
string strSql = "Select Max(" + strCodeColumn + ") as bh From " + strTableName;
DataSet ds = dbo.executeSelectSql(strSql);
if (ds.Tables[0].Rows.Count == 0)
{
return("1");
}
else
{
int orderid = int.Parse(ds.Tables[0].Rows[0]["bh"].ToString()) + 1;
return(orderid.ToString());
}
}
//tablename 表名
//colnames string[] 列名
//values string[] 值
//strwhere 修改条件
public static bool checkExists(string tableName, string strWhere)
{
string strSql = "select cast(count(*)as varchar(10)) from " + tableName + " where " + strWhere;
string mConn = IConfiguration.getParameter("connectString");
IDBOSQL.IDBO dbo = IDBOSQL.IDBO.getIDBO(mConn);
dbo.openDatabase();
string str = dbo.executeSql(strSql);
dbo.closeDatabase();
if (int.Parse(str) == 0)
{
return(false);
}
else
{
return(true);
}
}
