实例演示：先建立一个简单的数据库，写个function读取一下，写入一个dim变量temp中：

ASP代码

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以下为引用的内容： <% Function DisplayRecords() Dim sql, conn, rs sql = "SELECT id, [szd_f], [szd_t] FROM admin" Set conn = Server.CreateObject("ADODB.Connection") conn.Open "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ="&Server.MapPath("db.mdb") Set rs = Server.CreateObject("ADODB.Recordset") Www^Spdns^com rs.Open sql, conn, 1, 3 If Not rs.EOF Then Dim temp temp = " temp = temp & " border=""1"" bordercolor=""silver""" temp = temp & " cellspacing=""2"" cellpadding=""0"">" temp = temp & "" Www@Spdns@com temp = temp & "" While Not rs.EOF temp = temp & "" rs.MoveNext Wend temp = temp & " temp = temp & ">ID 操作 数值 " temp = temp & rs("ID") & " " & rs("szd_f") temp = temp & " " & rs("szd_t") temp = temp & " " DisplayRecords = temp 中国南通服务器网,为中文网站提供动力 Else DisplayRecords = "Data Not Available." End If rs.Close conn.Close Set rs = Nothing Set conn = Nothing End Function '写入缓存 Function DisplayCachedRecords(Secs) Dim retVal, datVal, temp1 retVal = Application("cache_demo") datVal = Application("cache_demo_date") If datVal = "" Then Spdns^com datVal = DateAdd("s",Secs,Now) End If temp1 = DateDiff("s", Now, datVal) If temp1 > 0 And retVal <> "" Then DisplayCachedRecords = retVal ' Debugging Code : Response.Write "利用缓存读取数据" Response.Write " ... (" & temp1 & " 秒剩余)" Response.Write " " Www@Spdns@com Else Dim temp2 ' Change DisplayRecords() to the function whose ' value you want to cache temp2 = DisplayRecords() Application.Lock Application("cache_demo") = temp2 Application("cache_demo_date") = DateAdd("s",Secs,Now) Application.UnLock DisplayCachedRecords = temp2 中国.南通服务器网 ' Debugging Code : Response.Write "刷新缓存显示 ..." Response.Write " " End If End Function %>

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