asp/vbscript 函数RemoveHTML()，正则表达式高效删除所有html标签，包括javascript及CSS标签<script...>xxx</script>与<style...>xxx</style>

''删除字符串中所有html标记，包括javascript及css代码区块，同时删除换行符
'' by fengyqf 20100929

Function RemoveHTML(str)
    Dim objRegExp, Match,strHTML
    if isnull(str) then
        str=""
    end if
    strHTML=str
    strHTML=replace(replace(replace(strHTML,vblf,""),vbcr,""),vbcrlf,"")

    Set objRegExp = New Regexp
    objRegExp.IgnoreCase = True
    objRegExp.Global = True

    objRegExp.Pattern = "<script[^>]*?>.*?</script>"
    strHTML  = objRegExp.Replace(strHTML,"")

    objRegExp.Pattern = "<style[^>]*?>.*?</style>"
    strHTML  = objRegExp.Replace(strHTML,"")

    objRegExp.Pattern = "<.+?>"
    strHTML  = objRegExp.Replace(strHTML,"")

    Set objRegExp = Nothing

    RemoveHTML=strHTML
End Function