去除内容中的html

<%
option explicit

function striphtml(strtext)
dim arysplit,i,j, stroutput
arysplit=split(strtext,"<")

  if len(arysplit(0))>0 then j=1 else j=0

  for i=j to ubound(arysplit)
     if instr(arysplit(i),">") then
       arysplit(i)=mid(arysplit(i),instr(arysplit(i),">")+1)
     else
       arysplit(i)="<" & arysplit(i)
     end if
  next

  stroutput = join(arysplit, "")
  stroutput = mid(stroutput, 2-j)
  stroutput = replace(stroutput,">",">")
  stroutput = replace(stroutput,"<","<")

  striphtml = stroutput
end function


%>

<form method="post" id=form1 name=form1>
  <b>enter an html string:</b><br>
  <textarea name="txthtml" cols="50" rows="8" wrap="virtual"><%=request("txthtml")%></textarea>
  <p>
  <input type="submit" value="strip html tags!" id=submit1 name=submit1>
</form>

<% if len(request("txthtml")) > 0 then %>
    <p><hr><p>
    <b><u>view of string <i>with no</i> html stripping:</u></b><br>
    <xmp>
    <%=request("txthtml")%>
    </xmp><p>
    <b><u>view of string <i>with</i> html stripping:</u></b><br>
    <pre>
    <%=striphtml(request("txthtml"))%>
    </pre>
<% end if %>