论文首页哲学论文经济论文法学论文教育论文文学论文历史论文理学论文工学论文医学论文管理论文艺术论文 |
a.页面中需要用户填写的HTML表单元素有:
此页面无需填写HTML表单元素。
b.页面所涉及的数据表信息:
此页面仅向系统提供登陆错误信息。
c.页面代码分析:
<%
Option Explicit
dim rs_user
dim sql
dim user_name,password
user_name =left(request("user_name"),10)
password =left(request("password"),10)
if password="" or user_name="" then
response.write "<script language='java script'>"
response.write "alert('数据填写有错!');"
response.write "history.go(-1);" (转载自科教范文网http://fw.nseac.com)
response.write "</script>"
response.end
end if
if InStr(LCase(password),"'")<>0 or InStr(LCase(password),"or")<>0 then
response.write "<script language='java script'>"
response.write "alert('密码不合法,请重新输入!');"
response.write "history.go(-1);"
response.write "</script>"
response.end
end if
if server.HTMLEncode(user_name)<>user_name or InStr(user_name,"【")<>0 or InStr(user_name,"】")<>0 or InStr(user_name," ")<>0 or InStr(user_name," ")<>0 or InStr(user_name,"")<>0 then
response.write "<script language='java script'>"
response.write "alert('数据填写有错!');"
response.write "history.go(-1);"
response.write "</script>"
response.end
end if
8.用户登陆成功显示页
your.asp页面示例
a.页面中需要用户填写的HTML表单元素有:
此页面无需填写HTML表单元素。
b.页面所涉及的数据表信息:
此页面仅向系统提供登陆正确信息。本页面用到了简单用户注册信息表uaer_reg,用户详细注册表 larchives,信息表leaveword,好友列表friend等。
c.页面代码分析:
<!--#include file="conn.asp"-->
<%
dim rs_lar,rs_word,rs_apply,rs_back,rs_friend,rs_user
dim sql
'叛断Session变量是否超时
if isempty(session("user_id")) then
response.redirect "timeout.htm"
end if
'叛断此用户是否已经注册
if session("user_id")=1 then response.redirect "notreg.htm"
Set rs_lar = Server.CreateObject("ADODB.Recordset")
sql="select * from larchives where user_id =" & session("user_id") (科教范文网 lw.nSeAc.com编辑发布)
rs_lar.open sql,conn,3,2
'叛断此用户是否已经提交档案
if rs_lar.eof and rs_lar.bof then
response.redirect "notregist.htm"
response.end