繁體中文当前位置: 首页 > 图文教程 > 网络编程 > ASP > 纯ASP上传图像文件到数据库的最佳例子
- ASP
- ASP中用Join和Array，可以加快字符连接速度。
- 采用ODBC接口访问MySQL指南
- 最大限度优化你的Asp性能
- 实现让每句话的头一个字母都大写
- 如何尽快释放掉Connection对象建立的连接？
- 把数据插入到数据库的两种方法
- Connection对象的应用
- 查看ASP Session 变量的小工具
- 用XMLHTTP组件正确解析图片地址并将其保存
- 利用XMLHTTP 从其他页面获取数据
- Request与Request.Form的速度测试
- 用SOAP和ASP进行服务器端更新
- ASP开发网页时需要牢记的注意事项列表
- 面向对象的ASP技术：思考与实践
- 提供一种“间接防止另存为”的方法
- 格式化数字函数FormatNumber
- 怎么样写一段高效，安全的sql查询代码
- 关于Adodb.Stream的使用说明
- 不用EOF以加快记录循环
- 防止重复提交的巧妙方法
纯ASP上传图像文件到数据库的最佳例子
出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-11-03 浏览: 239 ::
收藏到网摘: n/a
-------------------------
<html>
<head>
<title>保存图片到数据库</title>
</head>
<body>
<b>
<p></b>你可以找个图片试试，保存完毕后会有提示</p>
<form METHOD="POST" ENCTYPE="multipart/form-data" ACTION="savetodb.asp">
<p>Email : <input NAME="email" VALUE="[email protected]" size="20"><br>
Picture : <input TYPE="file" NAME="blob"><br>
<input TYPE="submit" NAME="Enter"> </p>
</form>
</body>
</html>
savetodb.asp
----------------------------------
<%
Response.Buffer = TRUE
Response.Clear
byteCount = Request.TotalBytes
RequestBin = Request.BinaryRead(byteCount)
Dim UploadRequest
Set UploadRequest = CreateObject("Scripting.Dictionary")
BuildUploadRequest RequestBin
email = UploadRequest.Item("email").Item("Value")
contentType = UploadRequest.Item("blob").Item("ContentType")
filepathname = UploadRequest.Item("blob").Item("FileName")
filename = Right(filepathname,Len(filepathname)-InstrRev(filepathname,"\"))
picture = UploadRequest.Item("blob").Item("Value")
'Response.ContentType = contentType
'Response.binaryWrite picture
set objCn = server.createobject("adodb.connection")
set objRst = server.createobject("adodb.recordset")
objCn.Open "upload"
objrst.Open "pic", objcn, 1,3,2
objrst.addnew
objrst.fields("filename")=filename
objrst.fields("type")="gif"
objrst.fields("what").appendchunk picture
objrst.update
response.write "<a href=showpic.asp?id=" & objrst("id") & ">第" & objrst("id") & "个图片。</a>"
objrst.close
objCn.close
set objrst=nothing
set objcn = nothing
%>
<!--#include file="upload.asp"-->
showpic.asp
----------------------------------------
<%
set objCn = server.createobject("adodb.connection")
set objRst = server.createobject("adodb.recordset")
objCn.Open "upload"
objrst.Open "select what from pic where id=" & request("id"), objcn
if not objrst.eof then
response.binarywrite objrst("what")
end if
objrst.close
objCn.close
set objrst=nothing
set objcn = nothing
%>
upload.asp
-------------------------------------------
<%
Sub BuildUploadRequest(RequestBin)
'Get the boundary
PosBeg = 1
PosEnd = InstrB(PosBeg,RequestBin,getByteString(chr(13)))
boundary = MidB(RequestBin,PosBeg,PosEnd-PosBeg)
boundaryPos = InstrB(1,RequestBin,boundary)
'Get all data inside the boundaries
Do until (boundaryPos=InstrB(RequestBin,boundary & getByteString("--")))
'Members variable of objects are put in a dictionary object
Dim UploadControl
Set UploadControl = CreateObject("Scripting.Dictionary")
'Get an object name
Pos = InstrB(BoundaryPos,RequestBin,getByteString("Content-Disposition"))
Pos = InstrB(Pos,RequestBin,getByteString("name="))
评论 (0) All
