c# - 如何获取 SQLExpress 虚拟路径

Question

出于某种原因，我试图获取虚拟路径....\ 无法浏览目录。

SqlConnection sqlConnectionCmdString = new SqlConnection(@"Data Source=.\SQLEXPRESS;AttachDbFilename=..\..\database\ClientRegit.mdf;Integrated Security=True;User Instance=True");

Answer 1

尝试这个：

AttachDbFilename=|DataDirectory|\database\ClientRegit.mdf

Answer 2

SqlConnection sqlConnectionCmdString = new SqlConnection(@"Data Source=.\SQLEXPRESS;AttachDbFilename="+ Application.StartupPath+ @"\database\ClientRegit.mdf;Integrated Security=True;User Instance=True");