asp的ubb函数（推荐）
function unHtml(content)
unHtml=content
if content <> "" then
unHtml=replace(unHtml,"&","&")
unHtml=replace(unHtml,"<","<")
unHtml=replace(unHtml,">",">")
unHtml=replace(unHtml,chr(34),""")
unHtml=replace(unHtml,chr(13),"<br>")
unHtml=replace(unHtml,chr(32)," ")
'unHtml=ubb(unHtml)
end if
end function
function ubb(content)
Dim nowtime,i
ubb=content
nowtime=now()
UBB=Convert(ubb,"code")
UBB=Convert(ubb,"html")
UBB=Convert(ubb,"url")
UBB=Convert(ubb,"color")
UBB=Convert(ubb,"font")
UBB=Convert(ubb,"size")
UBB=Convert(ubb,"quote")
UBB=Convert(ubb,"email")
UBB=Convert(ubb,"img")
UBB=Convert(ubb,"swf")
UBB=AutoURL(ubb)
ubb=replace(ubb,"","<b>",1,-1,1)
ubb=replace(ubb,"","</b>",1,-1,1)
ubb=replace(ubb,"","<i>",1,-1,1)
ubb=replace(ubb,"","</i>",1,-1,1)
ubb=replace(ubb,"","<u>",1,-1,1)
ubb=replace(ubb,"","</u>",1,-1,1)
ubb=replace(ubb,"[blue]","<font color='#000099'>",1,-1,1)
ubb=replace(ubb,"[/blue]","</font>",1,-1,1)
ubb=replace(ubb,"[red]","<font color='#990000'>",1,-1,1)
ubb=replace(ubb,"[/red]","</font>",1,-1,1)
for i=1 to 28
ubb=replace(ubb,"{:em"&i&"}","<IMG SRC=emot/emotface/em"&i&".gif></img>",1,6,1)
ubb=replace(ubb,"{:em"&i&"}","",1,-1,1)
next
ubb=replace(ubb,"["&chr(176),"[",1,-1,1)
ubb=replace(ubb,chr(176)&"]","]",1,-1,1)
ubb=replace(ubb,"/"&chr(176),"/",1,-1,1)
' ubb=replace(ubb,"{;em","{:em",1,-1,1)
end function
function Convert(ubb,CovT)
Dim cText,startubb,endubb,Lcovt,text,codetext
cText=ubb
startubb=1
do while Covt="url" or Covt="color" or Covt="font" or Covt="size"
startubb=instr(startubb,cText,"["&CovT&"=",1)
if startubb=0 then exit do
endubb=instr(startubb,cText,"]",1)
if endubb=0 then exit do
Lcovt=Covt
startubb=startubb+len(lCovT)+2
text=mid(cText,startubb,endubb-startubb)
codetext=replace(text,"[","["&chr(176),1,-1,1)
codetext=replace(codetext,"]",chr(176)&"]",1,-1,1)
'codetext=replace(codetext,"{:em","{;em",1,-1,1)
codetext=replace(codetext,"/","/"&chr(176),1,-1,1)
select case CovT
case "color"
cText=replace(cText,"","<font color='"&text&"'>",1,1,1)
cText=replace(cText,"","</font>",1,1,1)
case "font"
cText=replace(cText,"","<font face='"&text&"'>",1,1,1)
cText=replace(cText,"","</font>",1,1,1)
case "size"
if IsNumeric(text) then
if text>6 then text=6
if text<1 then text=1
cText=replace(cText,"","<font size='"&text&"'>",1,1,1)
cText=replace(cText,"","</font>",1,1,1)
end if
case "url"
cText=replace(cText,"","<a href='"&codetext&"' target=_blank>",1,1,1)
cText=replace(cText,"","</a>",1,1,1)
case "email"
cText=replace(cText,"["&CovT&"="&text&"]","<a href=mailto:"&text&">",1,1,1)
cText=replace(cText,"[/"&CovT&"]","</a>",1,1,1)
end select
loop
startubb=1
do
startubb=instr(startubb,cText,"["&CovT&"]",1)
if startubb=0 then exit do
endubb=instr(startubb,cText,"[/"&CovT&"]",1)
if endubb=0 then exit do
Lcovt=Covt
startubb=startubb+len(lCovT)+2
text=mid(cText,startubb,endubb-startubb)
codetext=replace(text,"[","["&chr(176),1,-1,1)
codetext=replace(codetext,"]",chr(176)&"]",1,-1,1)
'codetext=replace(codetext,"{:em","{;em",1,-1,1)
codetext=replace(codetext,"/","/"&chr(176),1,-1,1)
select case CovT
case "url"
cText=replace(cText,"["&CovT&"]"&text,"<a href='"&codetext&"' target=_blank>"&codetext,1,1,1)
cText=replace(cText,"<a href='"&codetext&"' target=_blank>"&codetext&"[/"&CovT&"]","<a href="&codetext&" target=_blank>"&codetext&"</a>",1,1,1)
case "email"
cText=replace(cText,"["&CovT&"]","<a href=mailto:"&text&">",1,1,1)
cText=replace(cText,"[/"&CovT&"]","</a>",1,1,1)
case "html"
codetext=replace(codetext,"<br>",chr(13),1,-1,1)
codetext=replace(codetext," ",chr(32),1,-1,1)
Randomize
rid="temp"&Int(100000 * Rnd)
cText=replace(cText,""&text,"代码片断如下：