public DataSet.DsPSMS.ST_TEACHER_DATADataTable getAllTeacherData(out string msg)
{
DataSet.DsPSMS.ST_TEACHER_DATADataTable result = new DataSet.DsPSMS.ST_TEACHER_DATADataTable();
try
{
timedb.Open();
result = timedb.selectAllTeacherData();
if (result != null && result.Rows.Count > 0)
{
msg = result.Rows.Count + " user found";
}
else
{
result = null;
msg = "user not found";
}
}
catch
{
msg = "error has occure when insert data";
return(null);
}
finally
{
timedb.Close();
}
return(result);
}