c# mvc如何生成excel

 
[HttpGet]
public FileResult excel_generation(string userid,string count,string order_id,string order_name,string rec_person,string height,string shoulder_width,string sleeve_length,string phone,string weight,string breast,string upper_hip,string size,string waist,string pants_length,string age,string hip,string thigh,string price,string userrmk,string address, string imgs,string mianliaormk="",string nanyi ="",string logo="",string gencustom="",string bodyspacial="",string isredo="否",string color="原图色",string mianliaohoudu="",string mianliaotanli="")
        {
            var excel_text = new System.Text.StringBuilder();
            //excel_text.Append("<table width=‘400 height=‘392‘ border=‘1‘ cellpadding=‘1‘>");
            excel_text.Append("<table border=‘1‘ cellpadding=‘1‘>");
            excel_text.Append("<tbody>");
            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘44‘ colspan=‘8‘><div align=‘center‘>");
            excel_text.Append("<h2><strong>订单信息表</strong></h2>");
            excel_text.Append("</div></td>");
            excel_text.Append("</tr>");

            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘28‘><strong><p align=‘center‘>" + "订单号" + "</p></strong></td>");//订单号
            excel_text.Append("<td><p align=‘center‘>‘" + order_id + "</p></td>");
            excel_text.Append("<td><strong><p align=‘center‘>" + "名称" + "</p></strong></td>");//名称
            excel_text.Append("<td colspan=‘5‘><p align=‘center‘>" + order_name + "</p></td>");
            excel_text.Append("</tr>");

            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘28‘ width=‘106‘><strong><p align=‘center‘>" + "用户id" + "</p></strong></td>");//用户id
            excel_text.Append("<td width=‘184‘><p align=‘center‘>" + userid + "</p></td>");//----------------------------------------新增
            excel_text.Append("<td width=‘106‘><strong><p align=‘center‘>" + "身高" + "</p></strong></td>");//身高
            excel_text.Append("<td width=‘78‘><p align=‘center‘>" + height + "</p></td>");
            excel_text.Append("<td width=‘82‘><strong><p align=‘center‘>" + "肩宽" + "</p></strong></td>");//肩宽
            excel_text.Append("<td width=‘78‘><p align=‘center‘>" + shoulder_width + "</p></td>");
            excel_text.Append("<td width=‘79‘><strong><p align=‘center‘>" + "袖长" + "</p></strong></td>");//袖长
            excel_text.Append("<td width=‘81‘><p align=‘center‘>" + sleeve_length + "</p></td>");
            excel_text.Append("</tr>");

            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘28‘><strong><p align=‘center‘>" + "收件人" + "</p></strong></td>");//收件人
            excel_text.Append("<td><p align=‘center‘>" + rec_person + "</p></td>");
            
            excel_text.Append("<td><strong><strong><p align=‘center‘>" + "体重" + "</p></strong></td>");//体重
            excel_text.Append("<td><p align=‘center‘>" + weight + "</p></td>");
            excel_text.Append("<td><strong><strong><p align=‘center‘>" + "胸围" + "</p></strong></td>");//胸围
            excel_text.Append("<td><p align=‘center‘>" + breast + "</p></td>");
            excel_text.Append("<td><strong><strong><p align=‘center‘>" + "上臀围" + "</p></strong></td>");//上臀围
            excel_text.Append("<td><p align=‘center‘>" + upper_hip + "</p></td>");
            excel_text.Append("</tr>");

            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘28‘><strong><p align=‘center‘>" + "联系电话" + "</p></strong></td>");//联系电话
            excel_text.Append("<td><p align=‘center‘>" + phone + "</p></td>");
            
            excel_text.Append("<td><strong><p align=‘center‘>" + "码数" + "</p></strong></td>");//码数
            excel_text.Append("<td><p align=‘center‘>" + size + "</p></td>");
            excel_text.Append("<td><strong><p align=‘center‘>" + "腰围" + "</p></strong></td>");//腰围
            excel_text.Append("<td><p align=‘center‘>" + waist + "</p></td>");
            excel_text.Append("<td><strong><p align=‘center‘>" + "裤长" + "</p></strong></td>");//裤长
            excel_text.Append("<td><p align=‘center‘>" + pants_length + "</p></td>");
            excel_text.Append("</tr>");

            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘28‘><strong><p align=‘center‘>" + "个性化logo" + "</p></strong></td>");//个性化logo
            excel_text.Append("<td  align=‘center‘><img src=‘" + logo + "‘ height=‘28‘/></td>");
            
            excel_text.Append("<td><strong><p align=‘center‘>" + "年龄" + "</p></strong></td>");//年龄
            excel_text.Append("<td><p align=‘center‘>" + age + "</p></td>");
            excel_text.Append("<td><strong><p align=‘center‘>" + "臀围" + "</p></strong></td>");//臀围
            excel_text.Append("<td><p align=‘center‘>" + hip + "</p></td>");
            excel_text.Append("<td><strong><p align=‘center‘>" + "大腿围" + "</p></strong></td>");//大腿围
            excel_text.Append("<td><p align=‘center‘>" + thigh + "</p></td>");
            excel_text.Append("</tr>");

            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘28‘><strong><p align=‘center‘>" + "跟单客服" + "</p></strong></td>");//跟单客服
            excel_text.Append("<td><p align=‘center‘>" + gencustom + "</p></td>");
            excel_text.Append("<td><strong><p align=‘center‘>" + "服装价格" + "</p></strong></td>");//服装价格
            excel_text.Append("<td><p align=‘center‘>" + price + "</p></td>");

            excel_text.Append("<td><strong><p align=‘center‘>" + "胚衣寄售" + "</p></strong></td>");//是否重复下单
            excel_text.Append("<td><p align=‘center‘>" + isredo + "</p></td>");
            
            excel_text.Append("<td><strong><p align=‘center‘>" + "件数" + "</p></strong></td>");//件数
            excel_text.Append("<td><p align=‘center‘>" + count + "</p></td>");
            excel_text.Append("</tr>");

            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘28‘><strong><p align=‘center‘>" + "身体特殊说明" + "</p></strong></td>");//身体特殊说明
            excel_text.Append("<td><p align=‘center‘>" + bodyspacial + "</p></td>");
            excel_text.Append("<td ><strong><p align=‘center‘>" + "面料厚度" + "</p></strong></td>");//面料厚度
            excel_text.Append("<td><p align=‘center‘>" + mianliaohoudu + "</p></td>");
            excel_text.Append("<td><strong><p align=‘center‘>" + "颜色" + "</p></strong></td>");//色号
            excel_text.Append("<td><p align=‘center‘>" + color + "</p></td>");
            excel_text.Append("<td><strong><p align=‘center‘>" + "面料弹力" + "</p></strong></td>");//面料弹力
            excel_text.Append("<td><p align=‘center‘>" + mianliaotanli + "</p></td>");
            excel_text.Append("</tr>");
            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘28‘><strong><p align=‘center‘>" + "面料要求" + "</p></strong></td>");//面料要求
            excel_text.Append("<td colspan=‘3‘><p align=‘center‘>" + mianliaormk + "</p></td>");
            excel_text.Append("<td colspan=‘2‘><strong><p align=‘center‘>" + "面料难易度" + "</p></strong></td>");//面料难易度
            excel_text.Append("<td colspan=‘2‘><p align=‘center‘>" + nanyi + "</p></td>");
            excel_text.Append("</tr>");

            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘68‘><strong><p align=‘center‘>" + "服装要求" + "</p></strong></td>");//服装要求
            excel_text.Append("<td colspan=‘7‘><p align=‘center‘>" + userrmk + "</p></td>");
            excel_text.Append("</tr>");

            excel_text.Append("<tr>");
            excel_text.Append("<td height=‘28‘><strong><p align=‘center‘>" + "收件人地址" + "</p></strong></td>");//收件人地址
            excel_text.Append("<td  colspan=‘7‘><p align=‘center‘>" + address + "</p></td>");
            excel_text.Append("</tr>");

            string[] array = imgs.Split(new string[] { "," }, StringSplitOptions.RemoveEmptyEntries);
            for (int i = 0; i < array.Length; i++)
            {
                excel_text.Append("<tr>");
                excel_text.Append("<td height=‘310‘ colspan=‘8‘ align=‘center‘><img src=‘" + array[i] + "‘ height=‘310‘/></td>");
                excel_text.Append("</tr>");
            }

            excel_text.Append("</tbody>");
            excel_text.Append("</table>");

            string filename = order_id.Trim() + "-" + rec_person.Trim() +"-" + order_name.Trim() + "的订单.xls";
            byte[] fileContents = System.Text.Encoding.Default.GetBytes(excel_text.ToString());
            return File(fileContents, "application/ms-excel", filename);

        }