public string loadInventory(string branchType, string branchId, string fromdate, string todate) { string result = ""; string fDate = "", tDate = ""; if (fromdate.Trim() != "") { fDate = cl.returnDatetime(fromdate.Trim()); } if (todate.Trim() != "") { tDate = cl.returnDatetime(todate.Trim()); } var m = db.sp_web_ReportInventory(branchType, branchId, DateTime.Parse(fDate), DateTime.Parse(tDate)); int i = 1; foreach (var item in m.ToList()) { result += "<tr class='detail-rows' id='" + item.ProductId.ToString() + "' title='Click để xem chi tiết'>"; result += "<td class='center'>" + i.ToString() + "</td>"; result += "<td>" + item.BranchCode + "</td>"; result += "<td>" + item.BranchName + "</td>"; result += "<td>" + item.ProductId + "</td>"; result += "<td>" + item.ProductCode + "</td>"; result += "<td>" + item.ProductName + "</td>"; result += "<td class='center'>" + item.Pre + "</td>"; result += "<td class='center'>" + item.QuantityInput + "</td>"; result += "<td class='center'>" + item.QuantityOutput + "</td>"; result += "<td class='center'>" + item.Total + "</td>"; result += "</tr>"; i++; } return(result); }