download.asp?file=相对路径的文件
就可以把这个文件下载下来

<%
2
3 call downloadFile(replace(replace(Request("file"),"",""),"/",""))
4
5 Function downloadFile(strFile)
6 \' make sure you are on the latest MDAC version for this to work
7 \' -------------------------------------------------------------
8
9
10 \' get full path of specified file
11 strFilename = server.MapPath(strFile)
12
13
14 \' clear the buffer
15 Response.Buffer = True
16 Response.Clear
17
18 \' create stream
19 Set s = Server.CreateObject("ADODB.Stream")
20 s.Open
21
22 \' Set as binary
23 s.Type = 1
24
25 \' load in the file
26 on error resume next
27
28
29 \' check the file exists
30 Set fso = Server.CreateObject("Scripting.FileSystemObject")
31 if not fso.FileExists(strFilename) then
32 Response.Write("<h1>Error:</h1>" & strFilename & " does not exist<p>")
33 Response.End
34 end if
35
36
37 \' get length of file
38 Set f = fso.GetFile(strFilename)
39 intFilelength = f.size
40
41
42 s.LoadFromFile(strFilename)
43 if err then
44 Response.Write("<h1>Error: </h1>" & err.Description & "<p>")
45 Response.End
46 end if
47
48 \' send the headers to the users browser
49 Response.AddHeader "Content-Disposition", "attachment; filename=" & f.name
50 Response.AddHeader "Content-Length", intFilelength
51 Response.CharSet = "UTF-8"
52 Response.ContentType = "application/octet-stream"
53
54 \' output the file to the browser
55 Response.BinaryWrite s.Read
56 Response.Flush
57
58
59 \' tidy up
60 s.Close
61 Set s = Nothing
62
63
64 End Function
65
66 %>