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
- 使用ASP和Word进行服务器端拼写检查
- 文本中首字母全改为大写
- 检测整数和长整数的函数
- 谈谈如何在不支持数据库的asp主页上运用ado
- 在多行文本框中显示读取信息
- 生成一个不重复的随即数字
- 网上追捕(很多实用的port)
- 用javascript隐藏超级链接的真实地址
- 给浏览器的滚动条加上颜色
- asp+中是如何连接数据库ado+的
- 几个对图形进行动态处理的dhtml代码
- 域名登记查询(whois)很复杂吗--方法一
- 域名登记查询(whois)很复杂吗--方法二
- 用ASP创建多栏选项列表
- asp中的一个奇怪的函数
- 瞒天过海html文件技术一瞥
- 如何在服务器上保存一定时间的信息
- 用ASP发 WAP MAIL(=)
- 创建弹出式“每日提示”窗口
- 用两行代码在浏览器中实现文件上传
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: 179 ::
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
