如何验证IP地址?

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
boardignoreip”)&””),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=javascriptwindow.location.href=’ignoreip.htm’/script” end if
end sub

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