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<% function checkisUrl(tmpString) dim c,i checkisUrl = true tmpString=Lcase(trim(tmpString)) if left(tmpString,7)<>"http://" then tmpString="http://"&tmpString for i = 8 to Len(checkisUrl) c = Lcase(Mid(tmpString, i, 1)) if InStr("abcdefghijklmnopqrstuvwxyz_-./\", c) <= 0 and not IsNumeric(c) then checkisUrl = false exit function end if next if Left(tmpString, 1) = "." or Right(tmpString, 1) = "." then checkisUrl = false exit function end if if InStr(tmpString, ".") <= 0 then checkisUrl = false response.Write "f3" exit function end if if InStr(checkisUrl, "..") > 0 then checkisUrl = false end if end function %> <% if checkisUrl(request("u"))=true then %>恭喜,你的URL通过! <% else %>对不起,你的URL不合乎规范,请重新检查! <%end if%> [1] |
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