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C# 實現(xiàn)下載csv,數(shù)據(jù)太多,請求超時,求解決辦法!??!急?。?!

C# 實現(xiàn)下載csv,數(shù)據(jù)太多,請求超時,求解決辦法?。?!急?。?!

猛跑小豬 2018-12-07 11:00:25
RT代碼: protected void btnReport_Click(object sender, EventArgs e) { IList<Member> StudentList = Search(); string data = ExportCSV(StudentList); string temp = string.Format("attachment;filename={0}", DateTime.Now.ToString("yyyyMMddHHmmss") + ".csv"); Response.ClearHeaders(); Response.AppendHeader("Content-disposition", temp); Response.HeaderEncoding = Encoding.GetEncoding("shift-jis"); Response.ContentType = "application/octet-stream"; Response.ContentEncoding = Encoding.GetEncoding("shift-jis"); Response.Write(data); Response.Flush(); Response.Close(); IsReport = false; } public string ExportCSV(IList<Member> list) { string data = ""; data = "First name,Last name,DOB,Email,Phone number,Gender,Points,Rank,Address,Suburb,Postcode,School,Avatar Name,Username,Password,DataCreated,Activated status\n"; foreach (Member tb in list) { data += "\"" + tb.FirstName + "\"," + "\"" + tb.LastName + "\"," + "\"" + tb.DateOfBirth + "\"," + "\"" + tb.Email + "\"," + "\"" + tb.PhoneNumber + "\"," + "\"" + (tb.Gender == "F" ? "Female" : (tb.Gender == "M" ? "Male" : "")) + "\"," + "\"" + tb.Points + "\"," + "\"" + (tb.Rank == null ? "" : tb.Rank.Name) + "\"," + "\"" + tb.Address + "\"," + "\"" + tb.Suburb + "\"," + "\"" + tb.Postcode + "\"," + "\"" + (tb.School == null ? "" : tb.School.Name) + "\"," + "\"" + tb.Nickname + "\"," + "\"" + tb.Username + "\"," + "\"" + tb.Password + "\"," + "\"" + tb.DateCreated + "\"," + "\"" + tb.IsActive + "\"," + "\n"; } return data; }
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7 回答

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函數(shù)式編程

TA貢獻1807條經(jīng)驗 獲得超9個贊

數(shù)據(jù)庫的話用DATAREADER一條條的寫進WEB頁面中..不要寫進LIST中

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Helenr

TA貢獻1780條經(jīng)驗 獲得超4個贊

沒用到Datareader,用的Nhibernate。

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海綿寶寶撒

TA貢獻1809條經(jīng)驗 獲得超8個贊

在web.config中設(shè)置一下請求超時設(shè)置:

<httpRuntime executionTimeout="300"/>

單位是秒,默認是110秒。

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白豬掌柜的

TA貢獻1893條經(jīng)驗 獲得超10個贊

非常感謝~已經(jīng)設(shè)置過了,雖說能起作用,但是還是時間超長。

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繁星點點滴滴

TA貢獻1803條經(jīng)驗 獲得超3個贊

非常感謝~同1樓。

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