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我正在編寫一個ASP應用程序,其中用戶數據將被存儲在一個cookie中(在24小時後過期),並且當程序運行時,它應該搜索該cookie,並且將cookie中的內容添加到當前用戶值中,然後繼續執行代碼。aspx.vb cookie值的訪問和更新
Dim I As Integer ' iterator for cookie search
Dim foundcookie As Boolean = False ' flag if cookie found
Dim stakenow As Integer ' current stake held here
stakenow = stake.Text
Dim currentname As String
currentname = name.Text
For I = 0 To Request.Cookies.Count - 1
If Request.Cookies.Item(I).Name = currentname Then
foundcookie = True
stakenow = stakenow + Request.Cookies.Item(I).Value
currentstake.Text = currentstake.Text + stakenow.ToString
Request.Cookies.Item(I).Value = stakenow.ToString
Request.Cookies.Item(I).Expires = DateTime.Now.AddHours(24)
End If
Next
If Not foundcookie Then
Dim nameCookie As New HttpCookie(currentname)
nameCookie.Value = stakenow.ToString
nameCookie.Expires = DateTime.Now.AddHours(24)
Response.Cookies.Add(nameCookie)
currentstake.Text = currentstake.Text + stakenow.ToString
End If
此代碼的工作,在第一時間,它創建一個具有價值的cookie,說150用該程序下次運行時,他們進入了用戶的「股份」爲150再次,目前的持股比例更新到300.但是,第三次運行,如果用戶輸入100,我們希望現在用戶的賭注是400,但是隻有250.我看到這個錯誤來自更新值未被正確寫回到cookie,因此只有在創建cookie時纔會添加原始值,以及鍵入的值。我嘗試過使用請求和響應cookie,並沒有運氣。有什麼建議麼?