繁體中文当前位置: 首页 > 图文教程 > 网络编程 > ASP > asp 实现对SQL注入危险字符进行重编码处理的函数
- ASP
- TSYS 新闻列表JS调用下载
- 使用asp代码突破图片的防盗连
- 一种理论上最快的Web数据库分页方法
- asp：debug类调试程序
- 如何增加Referer功能--反向链接插件
- pjblog中清空引用的小程序
- 光碟工具 Alcohol 120% v1.9.6.4719 下载(附序列号注册码)
- ASP实现头像图像随机变换
- UTF-8 Unicode Ansi 汉字GB2321几种编码转换程序
- [转]XMLHTTPRequest的属性和方法简介
- ASP常用函数:getpy()
- 我用ASP写的m行n列的函数,动态输出创建TABLE行列
- ASP常用函数:Delay()
- ASP常用函数:Trace()
- [转]ASP实现关键词获取(各搜索引擎,GB2312及UTF-8)
- 对象标记具有无效的 ''MSWC.MyInfo'' ProgID
- ServerVariables集合检索预定的环境变量
- HTTP_HOST 和 SERVER_NAME 的区别详解
- [转]ASP常用函数:TimeZone
- Eval 函数 | Execute 语句 | ExecuteGlobal 语句
ASP 中的 asp 实现对SQL注入危险字符进行重编码处理的函数
出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-09-13 浏览: 65 ::
收藏到网摘: n/a
<%
'******************************
'函数：CheckStr(byVal ChkStr)
'参数：ChkStr,待验证的字符
'作者：阿里西西
'日期：2007/7/15
'描述：对SQL注入危险字符进行重编码处理
'示例：CheckStr("and 1=1 or select * from")
'******************************
Function CheckStr(byVal ChkStr)
Dim Str:Str=ChkStr
Str=Trim(Str)
If IsNull(Str) Then
CheckStr = ""
Exit Function
End If
Dim re
Set re=new RegExp
re.IgnoreCase =True
re.Global=True
re.Pattern="(\r\n){3,}"
Str=re.Replace(Str,"$1$1$1")
Set re=Nothing
Str = Replace(Str,"'","''")
Str = Replace(Str, "select", "select")
Str = Replace(Str, "join", "join")
Str = Replace(Str, "union", "union")
Str = Replace(Str, "where", "where")
Str = Replace(Str, "insert", "insert")
Str = Replace(Str, "delete", "delete")
Str = Replace(Str, "update", "update")
Str = Replace(Str, "like", "like")
Str = Replace(Str, "drop", "drop")
Str = Replace(Str, "create", "create")
Str = Replace(Str, "modify", "modify")
Str = Replace(Str, "rename", "rename")
Str = Replace(Str, "alter", "alter")
Str = Replace(Str, "cast", "cast")
CheckStr=Str
End Function
'反编上面函数处理过的字符串
Function UnCheckStr(Str)
Str = Replace(Str, "select", "select")
Str = Replace(Str, "join", "join")
Str = Replace(Str, "union", "union")
Str = Replace(Str, "where", "where")
Str = Replace(Str, "insert", "insert")
Str = Replace(Str, "delete", "delete")
Str = Replace(Str, "update", "update")
Str = Replace(Str, "like", "like")
Str = Replace(Str, "drop", "drop")
Str = Replace(Str, "create", "create")
Str = Replace(Str, "modify", "modify")
Str = Replace(Str, "rename", "rename")
Str = Replace(Str, "alter", "alter")
Str = Replace(Str, "cast", "cast")
UnCheckStr=Str
End Function
%>
评论 (0) All
