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我正在創建控制檯應用程序,並且在app.config文件中有一個連接字符串。當我嘗試在我的代碼中引用此內容時,我在配置管理器(即其下劃線)上出現錯誤。在控制檯應用程序中聲明連接字符串
Public Function getTPLvalue() As String
Dim conn As New SqlConnection(ConfigurationManager.ConnectionStrings("GasNominationsConnectionString").ConnectionString)
conn.Open()
Dim cmd As New SqlCommand("select tpl from JADhist where dateSubmitted = (select MAX(datesubmitted) from JADhist)", conn)
Dim TPL As String = (cmd.ExecuteScalar())
conn.Close()
Return TPL
End Function
任何想法
我需要導入system.configuration參考 – Silentbob
顯示我們的app.config並添加參照系統。組態 –