復(fù)制代碼 代碼如下:
強(qiáng)制刷新網(wǎng)頁(yè)
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'強(qiáng)制性刷新隨機(jī)驗(yàn)證碼
'讓隨機(jī)驗(yàn)證碼每次按IE的后退按鈕時(shí),返回登錄頁(yè)面的隨即碼都自動(dòng)刷新,
Response.expires=-1
Response.AddHeader"pragma","no-cache"
Response.AddHeader"cache-control","no-store"
%>
判斷文件地址是否有效
復(fù)制代碼 代碼如下:
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'原創(chuàng)作者:小藝 QQ:52093 時(shí)間:2005.6.30
Response.Write("head>style>!--span{ font-size: 9pt }-->/style>/head>")
On Error Resume Next
Dim thisurl,thistext
thisurl=Request("thisurl") '定義文件地址(非Html格式文檔)!
if thisurl="" then
Response.Write("span>請(qǐng)先輸入文件地址!/span>")
Response.End
End if
Function objxmlhttp(xmlurl)
On Error Resume Next
Set objxml = CreateObject("Microsoft.XMLHTTP")
objxml.Open "get",xmlurl,false
objxml.setrequestheader "content-type","application/x-www-form-urlencoded"
objxml.send
objxmlhttp = objxml.responsebody
if Err then
Err.Clear
Response.Write("span>建立連接失敗,文件不存在或網(wǎng)絡(luò)有問題!;錯(cuò)誤原因:"Err.Description"!
/span>")
Response.End
End if
End Function
Function bytes2BSTR(vIn)
strReturn = ""
For i = 1 To LenB(vIn)
ThisCharCode = AscB(MidB(vIn,i,1))
If ThisCharCode H80 Then
strReturn = strReturn Chr(ThisCharCode)
Else
NextCharCode = AscB(MidB(vIn,i+1,1))
strReturn = strReturn Chr(CLng(ThisCharCode) * H100 + CInt(NextCharCode))
i = i + 1
End If
Next
bytes2BSTR = strReturn
End Function
thisurl2=Split(thisurl,",")
For Each ii In thisurl2
thistext=bytes2BSTR(objxmlhttp(ii))
if InStr(thistext,"html>")>0 then
Response.Write("span>" ii " b>×/b>/span>br>")
Else
Response.Write("span>" ii " b>√/b>/span>br>")
End if
Next
if Err then
Err.Clear
Response.Write("span>碰到意外!;錯(cuò)誤原因:"Err.Description"!/span>")
Response.End
End if
%>