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升蓝开发团队 > 技术资料 > ASP技术 > 正则表达式 : 检查来访IP是否合法的实际应用 |
检查来访IP是否合法的实际应用
March 25,2004 |
sub chkIP(boardid)
dim rsIP
dim ipArr
dim ignored
dim i
dim ip
dim sql
ip=Request.ServerVariables("REMOTE_ADDR")
ignored=false
if not isempty(boardid) then
sql="select ignoreip from board where boardid="&cstr(boardid)
set rsIP=conn.execute(sql)
if not (rsIP.eof and rsIP.bof) then
if instr(cstr(rsIP("ignoreip")&""),chr(13)&chr(10)) then
iparr=split(rsIP("ignoreip"),chr(13)&chr(10))
for i=0 to ubound(iparr)
if trim(iparr(i))<>"" and left(ip,len(trim(iparr(i))))=trim(iparr(i)) then
ignored=true
exit for
end if
next
else
iparr=rsIP("ignoreip")
if ip=trim(iparr) then
ignored=true
end if
end if
end if
rsIP.close
end if
if ignored then
response.write "<script language=javascript>window.location.href='ignoreip.htm'</script>"
end if
end sub
以上资料由动网先锋(http://www.aspsky.net)整理制作，转载请说明出处！ |
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