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
提高SQL的执行效率的ASP的五种做法
asp的offset的一个go to page
asp中command的在单条记录时,有些字段显示为空的问题
asp,php一句话木马整理方便查找木马
asp 合并记录集并删除的sql语句
asp下循环一行多少个
asp循环行数输出函数
asp access重新开始编号
ASP生成数字相加求和的BMP图片验证码
静态页面利用JS读取cookies记住用户信息
比较详细的Asp伪静态化方法及Asp静态化探讨
asp Response.flush 实时显示进度
Asp高级故障解决以及相关代码
asp智能脏话过滤系统v1.0
ASP文件中的安全问题
Access数据库中“所有记录中均未找到搜索关键字”的解决方法
asp两组字符串数据比较合并相同数据
asp MYSQL出现问号乱码的解决方法
asp文章中随机插入网站版权文字的实现代码
ASP利用XMLHTTP实现表单提交以及cookies的发送的代码

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: 182 ::
收藏到网摘: n/a

  getfile.htm
-------------------------
<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="))