asp.net mvc返回文件:
public ActionResult ExportReflection(string accessToken) { var reflections = GetCmsReflectionList(accessToken); var sb = new StringBuilder(); sb.AppendFormat("{0,-10},{1,-10},{2,-10},{3,-10},{4,-10},{5,-100},{6,-100},{7,-50}", "创建者身份", "创建者姓名", "教练打分", "所属能力", "主题", "内容", "参与者", "创建时间"); sb.AppendLine(); foreach (var r in reflections) { var creatorRole = r.CreatorRole == 0?"学员":"教练"; sb.AppendFormat("{0,-10},{1,-10},{2,-10},{3,-10},{4,-10},{5,-100},{6,-100},{7,-50}", creatorRole, r.CreatorUserName, r.ScoreFromCoach, r.CompetencyName, r.Subject, r.Content, r.ParticipantsNameString, r.CreatedTime); sb.AppendLine(); } //var encoding = Encoding.GetEncoding(936); //gb2312 var bytes = Encoding.GetEncoding(936).GetBytes(sb.ToString()); //return File(new MemoryStream(bytes, 0, bytes.Length), "application/csv", "reflections" + DateTime.UtcNow.ToShortDateString() + ".csv");//excel打开csv有乱码 return File(bytes, "application/csv", "reflections" + DateTime.UtcNow.ToShortDateString() + ".csv"); }