asp 簡單資料庫連接類

來源:互聯網
上載者:User

Class Cls_DB
 Private ConnStr
 Private DBpath,DBLink,DBi
 ==============================
 函 數 名:DB_Conn
 作    用:資料庫連接函數
 參    數:
 ==============================
 Private Sub DB_Conn()
  On Error Resume Next
  Set Conn = Server.CreateObject("Adodb.Connection")
  ConnStr="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & Server.MapPath(SiteDB)
  Conn.Open ConnStr
  If Err Then
   Call AspErr()
  End If
 End Sub

 ==============================
 函 數 名:DB_Open
 作    用:建立讀取對象
 參    數:
 ==============================
 Public Sub DB_Open()
  Call DB_Conn()
  Set Rs=Server.Createobject("Adodb.RecordSet")
 End Sub
 
 ==============================
 函 數 名:DB_Close
 作    用:關閉讀取對象
 參    數:
 ==============================
 Public Sub DB_Close()
  Set Rs=Nothing
  If IsObject(Conn) Then Conn.Close
  Set Conn = Nothing
 End Sub
 
 =============================
  函 數 名:AspErr
  作    用:串連報錯
  參    數:
 =============================
 Private Sub AspErr()
  DBLink = Request.ServerVariables("url")
  DBLink = Split(DBLink,"/")
  For DBi = 0 To Ubound(DBLink)-1
   DBpath = DBpath&DBLink(DBi)&"/"
  Next
  Response.Write "<body style='font-size:12px'>"
  Response.Write "錯 誤 號:" & Err.Number & "<br />"
  Response.Write "錯誤描述:" & Err.Description & "<br />"
  Response.Write "錯誤來源:" & Err.Source & "<br />"
  Response.Write "</body>"
  Err.Clear
  Response.End
 End Sub
End Class

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