<%

Dim Query_Badword,Form_Badword,i,Err_Message,Err_Web,name

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

Err_Message = 2 '处理方式：1=提示信息,2=转向页面,3=先提示再转向

Err_Web = "error.asp?cause=8" '出错时转向的页面(非法字符)

Query_Badword="'∥and∥select∥update∥chr∥delete∥%20from∥;∥insert∥mid∥master.∥set∥chr(37)∥=∥(∥)∥-∥+"

'在这部份定义get非法参数,使用"∥"号间隔

Form_Badword="'∥%∥&∥*∥#∥(∥)∥=" '在这部份定义post非法参数,使用"∥"号间隔

'------定义部份 尾-----------------------------------------------------------------------

'----- 对 get query 值 的过滤.

if request.QueryString<>"" then Chk_badword=split(Query_Badword,"∥") FOR EACH Query_Name IN Request.QueryString for i=0 to ubound(Chk_badword) If Instr(LCase(request.QueryString(Query_Name)),Chk_badword(i))<>0 Then Select Case Err_Message Case "1" Response.Write "<Script Language=JavaScript>alert('传参错误！参数 "&name&" 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 "&name&"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 name IN Request.Form for i=0 to ubound(Chk_badword) If Instr(LCase(request.form(name)),Chk_badword(i))<>0 Then Select Case Err_Message Case "1" Response.Write "<Script Language=JavaScript>alert('出错了！表单 "&name&" 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 "&name&"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

%>