<%
Dim Query_Badword,Form_Badword,Err_Message,Err_Web,form_name2 

'------定义部份 头---------------------------------------------------------------------- 

Err_Message = 1 '处理方式：1=提示信息,2=转向页面,3=先提示再转向 
Err_Web = "Err.Asp" '出错时转向的页面 
Query_Badword="'‖and‖select‖update‖chr‖delete‖%20from‖;‖insert‖mid‖master.‖set‖chr(37)‖=‖script‖alert‖<‖>‖chr(34)‖chr(39)‖or" 
'在这部份定义get非法参数,使用"‖"号间隔 
Form_Badword="select‖and‖set‖delete‖insert‖update‖=‖script‖alert‖<‖>‖chr(34)‖chr(39)‖or" '在这部份定义post非法参数,使用"‖"号间隔 

'------定义部份 尾----------------------------------------------------------------------- 
' 
On Error Resume Next 
'----- 对 get query 值 的过滤. 
if request.QueryString<>"" then 
Chk_badword=split(Query_Badword,"‖") 
FOR EACH Query_form_name IN Request.QueryString 
for i=0 to ubound(Chk_badword) 
If Instr(LCase(request.QueryString(Query_form_name)),Chk_badword(i))<>0 Then 
Select Case Err_Message 
Case "1" 
Response.Write "<Script Language=JavaScript>alert('传参错误！参数 "&form_name2&" 的值中包含非法字符串！\n\n请不要在参数中出现：and update delete ; insert mid master 等非法字符！');window.close();</Script>" 
Case "2" 
Response.Write "<Script Language=JavaScript>location.href='"&Err_Web&"'</Script>" 
Case "3" 
Response.Write "<Script Language=JavaScript>alert('传参错误！参数 "&form_name2&"的值中包含非法字符串！\n\n请不要在参数中出现：and update delete ; insert mid master 等非法字符！');location.href='"&Err_Web&"';</Script>" 
End Select 
Response.End 
End If 
NEXT 
NEXT 
End if 

'-----对 post 表 单值的过滤. 
if request.form<>"" then 
Chk_badword=split(Form_Badword,"‖") 
FOR EACH form_name2 IN Request.Form 
for i=0 to ubound(Chk_badword) 
If Instr(LCase(request.form(form_name2)),Chk_badword(i))<>0 Then 
Select Case Err_Message 
Case "1" 
Response.Write "<Script Language=JavaScript>alert('出错了！表单 "&form_name2&" 的值中包含非法字符串！\n\n请不要在表单中出现： % & * # ( ) 等非法字符！');window.close();</Script>" 
Case "2" 
Response.Write "<Script Language=JavaScript>location.href='"&Err_Web&"'</Script>" 
Case "3" 
Response.Write "<Script Language=JavaScript>alert('出错了！参数 "&form_name2&"的值中包含非法字符串！\n\n请不要在表单中出现： % & * # ( ) 等非法字符！');location.href='"&Err_Web&"';</Script>" 
End Select 
Response.End 
End If 
NEXT 
NEXT 
end if
%>