public static void CheckBillID(string MainTableName, DataRow drCurrent)
{
if ((((drCurrent != null) && (drCurrent.Table != null)) && drCurrent.Table.Columns.Contains("BillCode")) && (ConvertUtil.GetDBString(drCurrent["BillCode"]) != ""))
{
string sql = string.Concat(new object[] { "SELECT count(*) FROM ", MainTableName, " WHERE BillCode = '", drCurrent["BillCode"], "'" });
if (Linker.GetInt(sql) > 0)
{
drCurrent["BillCode"] = GetBillID(MainTableName);
drCurrent.EndEdit();
}
}
}